КОНТЕЙНЕРЫ, ИЗГОТОВЛЕННЫЕ ИЗ ПЕРЕРАБОТАННОГО АЛЮМИНИЕВОГО ЛОМА МЕТОДОМ УДАРНОГО ПРЕССОВАНИЯ

Изобретение относится к алюминиевым сплавам для использования в производственной технологии ударного прессования для создания формованных контейнеров и других изделий промышленного производства. Алюминиевый сплав для формования металлического контейнера ударным прессованием содержит, мас.%: как минимум около 97 алюминия, как минимум около 0,10 кремния, как минимум около 0,25 железа, как минимум около 0,05 меди, как минимум около 0,07 марганца, как минимум около 0,05 магния. Способ формования металлической заготовки из алюминиевого сплава для изготовления металлического контейнера ударным прессованием включает плавление первичного алюминия с материалом на основе алюминиевого лома в печи с косвенным нагревом для получения переработанного алюминиевого сплава, литье с образованием сляба с предварительно заданной толщиной, горячую прокатку для создания горячекатаной полосы, охлаждение в водном растворе, холодную прокатку, штамповку, отжиг и последующее охлаждение, окончательную отделку заготовки ...

ДЕТАЛЬ ИЗ ВЫСОКОПРОЧНОГО КОМПОЗИТНОГО МОДИФИЦИРОВАННОГО АЛЮМИНИЕВОГО СПЛАВА И СПОСОБ ЕЕ ПОЛУЧЕНИЯ

Изобретение относится к металлургии, а именно к получению деталей из высокопрочного композитного алюминиевого сплава. Способ получения детали из модифицированного алюминиевого сплава включает стадии S1-S5. На стадии S1 и S2 обеспечивают расплав алюминиевого сплава и модификатор соответственно. Содержание модификатора составляет 0,4-0,6 мас.% от общего количества модифицированного алюминиевого сплава. Модификатор представляет собой комбинацию из алюминиевого сплава, содержащего редкоземельный металл, и лигатуры алюминий-титан или из алюминиевого сплава, содержащего редкоземельный металл, и лигатуры алюминий-титан-бор, при этом алюминиевый сплав, содержащий редкоземельный металл, содержит стронций, титан или титан и бор, причем массовое соотношение общего количества редкоземельного металла: стронция:титана или титана и бора составляет 1:(0,1-1,2):(0,1-1,2), редкоземельный металл в алюминиевом сплаве, содержащем редкоземельный металл, представляет собой один или более металлов, выбранных из ...

ИЗДЕЛИЯ ИЗ АЛЮМИНИЕВОГО СПЛАВА И СПОСОБЫ ИХ ПОЛУЧЕНИЯ

Изобретение относится к изделиям из алюминиевого сплава и способу их получения в виде полосы, которая, в частности, является заготовкой для корпусов банок или их торцов. Полоса из заэвтектического алюминиевого сплава, содержащего по меньшей мере 0,8 мас.% марганца и/или по меньшей мере 0,6 мас.% железа, имеет приповерхностную зону, расположенную от поверхности полосы алюминиевого сплава до глубины 37 микрометров, содержащую по меньшей мере 90% частиц от общего их количества в приповерхностной зоне, имеющих эквивалентный диаметр больше 0,22 и менее 3 микрометров, при их количестве на единицу площади по меньшей мере 0,01 частица на квадратный микрометр. По второму варианту частицы в приповерхностной зоне имеют эквивалентный диаметр больше 0,22 и менее 1 микрометра, при их объемной доле в приповерхностной зоне по меньшей мере 0,2 процента. Способ изготовления полосы включает непрерывное литье заэвтектического алюминиевого сплава, содержащего по меньшей мере 0,8 мас.% марганца и/или по меньшей ...

ПЕЧЬ ДЛЯ ПЛАВКИ И ВЫДЕРЖИВАНИЯ СПЛАВА

Изобретение относится к индукционной печи для получения литий-алюминиевых сплавов. Печь содержит печной сосуд, индукционную катушку, расположенную под верхним печным сосудом, и содержащий расплав сосуд, расположенный внутри индукционной катушки с зазором между внешней поверхностью содержащего расплав сосуда и внутренней поверхностью индукционной катушки и соединенный с возможностью сообщения с печным сосудом. Раскрыты система для бесслиткового литья, содержащая упомянутую индукционную печь, встроенный фильтр, выполненный с возможностью удаления примесей в расплавленном металле, источник газа, соединенный со впускным отверстием, связанным с газом, и устройство для отверждения металла методом литья, а также способ охлаждения индукционной печи, включающий: введение газа в зазор между индукционной катушкой и содержащим расплав сосудом, расположенным внутри индукционной катушки, и циркуляцию газа через зазор. Обеспечивается возможность получения качественных литий-алюминиевых сплавов и повышение ...

ЛЕНТА ИЗ АЛЮМИНИЕВОГО СПЛАВА С УЛУЧШЕННОЙ ПОВЕРХНОСТНОЙ ОПТИКОЙ И СПОСОБ ЕЕ ИЗГОТОВЛЕНИЯ

Изобретение относится к изготовлению ленты из алюминиевого сплава. Лента из алюминиевого сплава изготовлена путем горячей и/или холодной прокатки и состоит из алюминиевого сплава типа АА 5182, АА 6ххх или АА 8ххх, причем готовая, прошедшая прокатку лента из алюминиевого сплава после обезжиривания демонстрирует увеличение величины L* яркости (ΔL) по сравнению с необезжиренным состоянием более чем 5 при цветовом измерении поверхности в цветовом пространстве CIE L*a*b* при использовании стандартного источника света D65 и при угле наблюдения 10° с исключением прямых отражений в геометрии 45°/0°, которое достигается путем обезжиривания с использованием щелочного травильного раствора и последующей кислой промывки ленты из алюминиевого сплава. Предложенные ленты из алюминиевого сплава отличаются отчетливо улучшенной поверхностной оптикой с отчетливым визуальным восприятием более светлой поверхности по сравнению с обычными лентами из алюминиевого сплава, состоящими из того же алюминиевого сплава ...

ИСХОДНЫЙ МАТЕРИАЛ ДЛЯ МЕТАЛЛИЧЕСКОГО ИЗДЕЛИЯ ИЗ ФОЛЬГИ И СПОСОБ ЕГО ИЗГОТОВЛЕНИЯ

Изобретение относится к производству изделий из алюминиевых сплавов, в частности к изготовлению алюминиевой фольги, которая может быть использована в качестве бытовой фольги, для изготовления упаковочной тары и т.д. Фольгу из алюминиевого сплава получают путем литья полосы толщиной менее 6 мм, прокатки в горячем состоянии без промежуточных отжигов до толщины менее 1 мм и последующего полного отжига, при этом алюминиевый сплав представляет собой алюминиевый сплав серии 1ххх, 3ххх или 8ххх. В результате такой обработки получают алюминиевый сплав, свободный от интерметаллических частиц бета-фазы, при этом фольга имеет толщину от около 5 мкм до около 150 мкм и имеет структуру, по существу свободную от пор, вызванных осевой ликвацией интерметаллических частиц. Изобретение направлено на повышение предела прочности на разрыв, относительного удлинения и давление Муллена после полного отжига. 1 з.п. ф-лы, 4 ил.,2 табл., 2 пр.

АЛЮМИНИЕВЫЙ КОМПОЗИЦИОННЫЙ МАТЕРИАЛ С ВНУТРЕННИМ СЛОЕМ ИЗ СПЛАВА- ALMGSI

Изобретение относится к полосе, состоящей из алюминиевого композиционного материала для изготовления конструктивных элементов с высокими требованиями к пластическому формообразованию, способу изготовления полосы и применению листов, изготовленных из полосы по изобретению. Полоса имеет внутренний слой из AlMgSi-сплава и, по меньшей мере, расположенный с одной стороны или с обеих сторон наружный слой из не упрочняемого термически алюминиевого сплава. Один наружный слой из алюминиевого сплава в состоянии T4 имеет более низкую прочность при растяжении, чем слой AlMgSi-сплава, причем полоса в состоянии T4 имеет равномерное удлинение Aпоперек к направлению прокатки более 23%, а также при толщине от 1,5 до 1,6 мм достигает угла гибки при испытании на изгиб поперек направлению прокатки менее 40°. Изобретение обеспечивает полосу, состоящую из алюминиевого композиционного материала для изготовления элементов конструкции с высокими требованиями к пластическому формообразованию, которая имеет улучшенные ...

ПОЛУЧЕНИЕ СПЛАВОВ АЛЮМИНИЙ-СКАНДИЙ

Изобретение относится к способу получения сплавов на основе алюминия-скандия и может быть использовано в аэрокосмической промышленности, в частности для изготовления компонентов фюзеляжа методом сварки. Способ получения частиц сплава на основе алюминия-скандия из алюминия и хлорида скандия включает восстановление частиц хлорида скандия, имеющих средний размер менее чем 200 мкм, в присутствии частиц алюминия со средним размером в одном измерении менее 50 мкм прямой твердофазной реакцией в реакционной зоне в условиях реакции, обеспечивающей получение сплава на основе алюминия-скандия при минимальной температуре 160С и максимальной температуре от 600 до 1000С, с получением в результате частиц сплава на основе алюминия-скандия и хлорида алюминия в качестве побочного продукта. Изобретение направлено на упрощение способа получения сплава алюминий-скандий и улучшение его характеристик. 20 з.п. ф-лы, 8 ил., 6 пр.

КОМПОЗИТНЫЕ МАТЕРИАЛЫ С УЛУЧШЕННЫМИ МЕХАНИЧЕСКИМИ СВОЙСТВАМИ ПРИ ПОВЫШЕННЫХ ТЕМПЕРАТУРАХ

Настоящее изобретение относится к композитному материалу, содержащему матрицу из алюминиевого сплава и частицы наполнителя. Матрица содержит, мас.%: Si 0,05-0,30, Fe 0,04-0,6, Mn 0,80-1,50, Mg 0,80-1,50, остальное алюминий и неизбежные примеси, а частицы наполнителя диспергированы в матрице. Матрица может содержать Cu и/или Mo. В качестве наполнителя композитный материал содержит BC, а также одну или несколько добавок из группы: Ti, Cr, V, Nb, Zr, Sr, Sc и любой их комбинации. Техническим результатом является получение материала с повышенной прочностью при повышенных температурах. 5 н. и 15 з.п. ф-лы, 2 ил., 7 табл., 2 пр.

РЕАГИРУЮЩИЙ С ВОДОЙ AL КОМПОЗИТНЫЙ МАТЕРИАЛ, РЕАГИРУЮЩАЯ С ВОДОЙ AL ПЛЕНКА, СПОСОБ ПОЛУЧЕНИЯ ДАННОЙ AL ПЛЕНКИ И СОСТАВЛЯЮЩИЙ ЭЛЕМЕНТ КАМЕРЫ ДЛЯ ОБРАЗОВАНИЯ ПЛЕНКИ

Изобретение относится к реагирующему с водой Al композитному материалу, к реагирующей с водой Al пленке, к способу получения данной Al пленки и составляющему элементу из реагирующей с водой Al пленки на основе пленкообразующей камеры для получения пленки из драгоценных или редких металлов. Реагирующий с водой Al композитный материал для получения пленки на основе содержит исходный Al материал чистотой 4N или 5N и добавленный в него In в количестве в диапазоне от 2 до 5 мас.% в расчете на массу Al, где In равномерно диспергирован в кристаллических Al зернах. Для получения реагирующей с водой Al пленки из упомянутого композитного материала осуществляют расплавление композитного материала, термическое напыление этого материала на поверхность основы и отверждение напыленного расплавленного материала путем закаливания с получением пленки. Реагирующая с водой Al пленка состоит из реагирующего с водой Al композитного материала или получена использованием вышеуказанных операций. Полученная пленка ...

УСОВЕРШЕНСТВОВАННЫЕ АЛЮМИНИЕВЫЕ СПЛАВЫ 7ХХХ И СПОСОБЫ ИХ ПОЛУЧЕНИЯ

Изобретение относится к получению изделий из алюминиевых сплавов 7ххх. Способ получения продуктов из деформируемого алюминиевого сплава 7ххх, содержащего 2,0-22 мас.% цинка и по меньшей мере 1,0 мас.% меди, включает приготовление изделия из алюминиевого сплава для послезакалочной холодной обработки давлением, холодную обработку давлением изделия на более чем 50% и термическую обработку с приданием формы во время этапа термической обработки, при этом упомянутое приготовление содержит этап закалки, а холодную обработку давлением и термическую обработку осуществляют для получения нерекристаллизованной микроструктуры, имеющей менее чем 50%-ю объемную долю зерен, имеющих разброс ориентации зерен не более 3°. Изобретение направлено на улучшение прочностных свойств сплавов 7ххх. 10 з.п. ф-лы, 3 пр., 17 табл., 31 ил.

БОКОВОЙ МАТЕРИАЛ И СПОСОБ ЕГО ПРОИЗВОДСТВА И СПОСОБ ПРОИЗВОДСТВА ПЛАКИРОВАННОГО ЭЛЕМЕНТА ДЛЯ ТЕПЛООБМЕННИКА

Изобретение может быть использовано при производстве теплообменников автомобильного транспортного средства. Плакированный элемент для теплообменника содержит материал сердцевины и один или более слоев бокового материала, ламинированного на одной из его сторон или обеих его сторонах. На поверхности бокового материала (А) сформировано множество периодических и дугообразных в продольном направлении бокового материала мелких канавок (В). Канавки простираются к внешнему периферийному краю бокового материала и имеют радиус кривизны 800-1500 мм и период (D) 1-8 мм в вышеупомянутом направлении. Шероховатость поверхности бокового материала (А) и составляет 1-15 мкм по средней по 10-ти точкам шероховатости (Rz). Боковой материал производят путем разрезания слитка на материал заданной толщины и выравнивания в горизонтальном положении с продольным направлением резаного материала. Центр вращающегося дискового устройства соответствует центру слитка по ширине. За счет контролирования состояния поверхности ...

МНОГОСЛОЙНЫЙ АЛЮМИНИЕВЫЙ ЛИСТ ДЛЯ БЕСФЛЮСОВОЙ ВЫСОКОТЕМПЕРАТУРНОЙ ПАЙКИ В РЕГУЛИРУЕМОЙ АТМОСФЕРЕ

Изобретение относится к области металлургии, а именно к многослойному алюминиевому листу для высокотемпературной пайки. Многослойный лист для бесфлюсовой высокотемпературной пайки содержит сердцевину из алюминиевого сплава, покрытую промежуточным слоем алюминиевого сплава, и нанесенный на промежуточном слое припой из алюминиевого сплава. Сердцевина выполнена из алюминиевого сплава 3XXX, содержащего, мас.%: Mn<2,0, Cu≤1,2, Fe≤1,0, Si≤1,0, Ti≤0,2, Mg≤2,5, Zr, Cr, V и/или Sc в сумме ≤0,2, остальное – Al и неизбежные примеси. Промежуточный слой выполнен из алюминиевого сплава, содержащего, мас.%: Mg 0,2-2,5, Mn<2,0, Cu≤1,2, Fe≤1,0, Si≤1,0, Ti≤0,2, Zn≤6, Sn≤0,1, In≤0,1, Zr, Cr, V и/или Sc в сумме ≤0,2, остальное – Al и неизбежные примеси. Припой выполнен из алюминиевого сплава, содержащего, мас.%: Si 5-14, Mg<0,02, Bi 0,05-0,2, Fe≤0,8, Zn≤6, Sn≤0,1, In≤0,1, Cu≤0,3, Mn≤0,15, Sr≤0,05, остальное – Al и неизбежные примеси. Материал сердцевины и промежуточный слой имеют более высокую температуру ...

ЛИСТ ИЗ АЛЮМИНИЕВОГО СПЛАВА ДЛЯ КОНСТРУКЦИИ АВТОМОБИЛЬНОГО КУЗОВА

Изобретение относится к получению и применению листа из алюминиевого сплава для изготовления штампованной конструкции кузова или конструкционной детали кузова автомобиля, называемой еще «неокрашенный кузов», причем лист имеет предел текучести Rне ниже чем 60 МПа, и удлинение при одноосном растяжении Ag0, не ниже чем 34%.Способ получения листа из алюминиевого сплава для изготовления штампованной конструкции кузова или конструкционной детали кузова автомобиля, включает вертикальную непрерывную или полунепрерывную разливку сляба, имеющего состав, в мас.%: Si: 0,15-0,50; Fe: 0,3-0,7; Cu: 0,05-0,10; Mn: 1,0-1,5; другие элементы <0,05 каждый и <0,15 в общем, остальное алюминий, и обдирку сляба, гомогенизацию при температуре, по меньшей мере, 600°С в течение, по меньшей мере, 5 часов с последующим регулируемым охлаждением до температуры 550°С-450°С за по меньшей мере 7 часов, затем охлаждением до комнатной температуры за по меньшей мере 24 часа, нагрев до температуры 480°С-530°С с подъемом температуры ...

ИЗДЕЛИЯ ИЗ АЛЮМИНИЕВОГО СПЛАВА

Изделие из алюминиевого сплава включает пару внешних областей и внутреннюю область, расположенную между этими внешними областями. Первая концентрация эвтектикообразующих легирующих элементов во внутренней области меньше, чем вторая концентрация эвтектикообразующих легирующих элементов в каждой из внешних областей, при этом изделие из алюминиевого сплава имеет значение степени плоскостной анизотропии дельта r от 0 до 0,10. Значение дельта r вычисляется как абсолютное значение [(r_L+r_LT-2*r_45)/2], где r_L – значение r в продольном направлении изделия из алюминиевого сплава, r_LT – значение r в поперечном направлении изделия из алюминиевого сплава и r_45 – значение r в направлении 45 градусов изделия из алюминиевого сплава. Техническим результатом является создание изделия, имеющего низкую степень плоскостной анизотропии. 2 н. и 16 з.п. ф-лы, 5 табл., 10 пр.

СПОСОБ И УСТРОЙСТВО ДЛЯ ЛИТЬЯ С ПРЯМЫМ ОХЛАЖДЕНИЕМ

Изобретение относится к литью с прямым охлаждением алюминиево-литиевых сплавов. Система для получения литой заготовки содержит по меньшей мере одну печь с резервуаром для плавки и устройство для литья с прямым охлаждением литой заготовки, выполненное с возможностью принятия расплавленного металла из по меньшей мере одной печи. Устройство для литья с прямым охлаждением литой заготовки включает в себя литейную яму, литейную форму, имеющую корпус со сквозной полостью, ограничивающей резервуар, средство подачи охладителя, соединенное с литейной формой и сообщающееся по текучей среде с резервуаром, по меньшей мере одну подвижную плиту, расположенную в литейной яме, группу выпускных отверстий, расположенных вокруг по меньшей мере верхнего периметра литейной ямы, группу отверстий подачи газа, расположенных вокруг по меньшей мере верхнего периметра литейной ямы, систему клапанов, выполненную с возможностью избирательной подачи охладителя или инертной текучей среды в средство подачи охладителя, ...

ПРИСАДОЧНАЯ ПРОВОЛОКА ДЛЯ СВАРКИ АЛЮМИНИЕВЫХ СПЛАВОВ

Изобретение может быть использовано для любых технологий сварки плавлением, в частности для сварки в инертных газах плавящимся электродом, вольфрамовым электродом, для лазерной сварки. Присадочная проволока на алюминиевой основе содержит от 0,1 до 6 мас.% титана, часть которого представлена в виде частиц TiB2 и/или TiC, а другая часть - в виде свободного титана. В качестве необязательных элементов она может содержать магний, марганец, хром, железо, кремний, цинк, ванадий, цирконий, бериллий. Проволока может быть выполнена на основе сплава серии 5ххх или серии 4ххх. Ее применение приводит к получению сварного соединения с более мелкодисперсным зерном, обеспечивающим его высокую механическую прочность. 3 н. и 15 з.п. ф-лы, 3 табл.

СПОСОБ ИЗГОТОВЛЕНИЯ ЦЕЛЬНОЙ МОНОЛИТНОЙ АЛЮМИНИЕВОЙ КОНСТРУКЦИИ И АЛЮМИНИЕВОЕ ИЗДЕЛИЕ, ИЗГОТОВЛЕННОЕ ПУТЕМ МЕХАНИЧЕСКОЙ ОБРАБОТКИ РЕЗАНИЕМ ИЗ ТАКОЙ КОНСТРУКЦИИ

Настоящее изобретение относится к способу изготовления цельной монолитной алюминиевой конструкции и к алюминиевому изделию, изготовленному этим способом. Получают пластины из алюминиевого сплава с заданной толщиной. Профилируют или формуют упомянутые пластины из алюминиевого сплава для получения заданной профилированной конструкции. Упомянутая профилированная конструкция имеет толщину в диапазоне от 10 до 220 мм. Проводят термическую обработку упомянутой профилированной конструкции и механическую обработку резанием. Получают цельную монолитную алюминиевую конструкцию, обладающую улучшенными свойствами, такими как прочность, вязкость и коррозионная стойкость. 2 н. и 15 з.п. ф-лы, 3 ил.

МЕДНЫЙ ЛИТЕЙНЫЙ СПЛАВ ДЛЯ АСИНХРОННЫХ МАШИН

Изобретение относится к медным литейным сплавам и может быть использовано для изготовления методом литья токопроводящих конструкционных деталей, в частности короткозамкнутых роторов для асинхронных машин. Литейный медный сплав содержит, мас.%: Ag от 0,05 до 0,5, в каждом случае от 0,05 до 0,5 по меньшей мере двух элементов из группы, состоящей из Ni, Zn, Sn и Al, необязательно от 0,01 до 0,2 одного или нескольких элементов из группы, которая состоит из Mg, Ti, Zr, B, P, As, Sb, Cu, и неизбежные примеси – остальное. Кроме того, изобретение относится к токопроводящей конструкционной детали, а также к короткозамкнутому ротору с многочисленными проводящими стержнями и двумя замыкающими кольцами, которые отлиты из медного сплава в виде цельной детали. Изобретение направлено на повышение прочности и проводимости токопроводящих конструкционных деталей, а также улучшение литейных качеств медного сплава. 3 н. и 11 з.п. ф-лы, 1 табл.

ЛИСТ ИЗ АЛЮМИНИЕВОГО СПЛАВА ДЛЯ МЕТАЛЛИЧЕСКИХ БУТЫЛОК ИЛИ АЭРОЗОЛЬНЫХ БАЛЛОНОВ

Изобретение относится к способу изготовления листа из алюминиевого сплава, используемого для изготовления металлических бутылок или аэрозольных баллонов. Способ получения листа включает литье сляба из алюминиевого сплава, содержащего, мас.%: Si: 0,10-0,35, Fe: 0,30-0,55, Cu: 0,05-0,20, Mn: 0,70-1,0, Mg: 0,80-1,30, Zn: ≤0,25, Ti: <0,10, неизбежные примеси <0,05 каждая и <0,15 всего, остальное - алюминий, удаление поверхностного слоя и гомогенизацию сляба при температуре 550-630°С в течение по меньшей мере одного часа, горячую прокатку, первый этап холодной прокатки с коэффициентом обжатия 35-80%, рекристаллизационный отжиг, повторную холодную прокатку с коэффициентом обжатия 10-35% до толщины 0,35-1,0 мм, при этом рекристаллизационный отжиг осуществляют при температуре 300-400°С в течение по меньшей мере одного часа. Полученный лист имеет предел текучести после термообработки при 205°С в течение 10 минут, имитирующей сушку лаков, 170-210 МПа, а предел прочности при растяжении - 200-240 МПа ...

СПОСОБ ПОЛУЧЕНИЯ НАНОКОМПОЗИТНОГО МАТЕРИАЛА НА ОСНОВЕ АЛЮМИНИЯ

Изобретение относится к получению нанокомпозитного материала на основе алюминия. Способ включает приготовление шихты путем нанесения раствора нитрата металла-катализатора на поверхность частиц алюминия и его сушки, термического разложения нитрата металла-катализатора до оксида металла-катализатора, восстановления оксида металла-катализатора до металла в среде водорода, выращивания углеродных наноструктур на поверхности покрытых металлом-катализатором частиц алюминия из газовой фазы газообразных углеводородов и спекания полученной шихты горячим прессованием. Частицы алюминия предварительно охлаждают до температуры не менее -100°С и затем нагревают в вакууме до температуры не менее 300°С в течение не менее 180 мин. На поверхность частиц алюминия наносят в качестве раствора нитрата металла-катализатора водный раствор смеси нитратов кобальта и железа или нитратов никеля и железа при содержании нитратов в водном растворе 0,1-10 мас.%, а на поверхности покрытых металлом-катализатором частиц алюминия ...

ПОЛУЧАЕМАЯ ПРЕССОВАНИЕМ УДАРНЫМ ВЫДАВЛИВАНИЕМ АЛЮМИНИЕВАЯ БУТЫЛКА С РЕЗЬБОЙ НА ГОРЛЫШКЕ, ИЗГОТАВЛИВАЕМАЯ ИЗ РЕЦИКЛИРОВАННОГО АЛЮМИНИЯ И УСИЛЕННЫХ СПЛАВОВ

Изобретение относится к способам получения металлической бутылки с горлышком с резьбой. Способ производства изготавливаемой прессованием путем ударного выдавливания металлической бутылки с резьбой для напитков включает получение заготовки из алюминиевого сплава, смешанного из скрапа алюминиевого сплава и относительно чистого алюминиевого сплава, при этом указанный скрап алюминиевого сплава содержит: между около 0,20 мас. % и около 0,32 мас. % Si, между около 0,47 мас. % и около 0,59 мас. % Fe, между около 0,10 мас. % и около 0,22 мас. % Cu, между около 0,78 мас. % и около 0,90 мас. % Mn, между около 0,54 мас. % и около 0,66 мас. % Mg, между около 0,06 мас. % и около 0,18 мас. % Zn, между около 0,00 мас. % и около 0,08 мас. % Cr, между около 0,00 мас. % и около 0,08 мас. % Ti, деформирование указанной заготовки в предпочтительную форму способом прессования - ударным выдавливанием для образования указанной металлической бутылки и образование резьбы на участке горлышка указанной металлической ...

СПОСОБ ПОЛУЧЕНИЯ АЛЮМОМАТРИЧНОГО КОМПОЗИТНОГО МАТЕРИАЛА

Изобретение относится к порошковой металлургии, в частности к получению композитов на основе металлической матрицы из алюминия или его сплавов c наполнителем из частиц борсодержащего материала и вольфрама. Способ получения алюмоматричного композитного материала, содержащего матрицу из алюминия или его сплава и наполнитель из частиц борсодержащих порошковых материалов и порошка вольфрама, включает приготовление исходной композиционной смеси из порошка матричного материала с порошками наполнителя, при этом в качестве наполнителя используют порошок, полученный путем механического смешивания порошка борсодержащего материала, преимущественно карбида бора или нитрида бора, со средним размером частиц 0,5-5 мкм в количестве 5-15 мас.% от состава исходной композиционной смеси с порошком вольфрама со средним размером частиц 0,1-1 мкм в количестве 15-20 мас.% от состава исходной композиционной смеси, механическое смешивание полученного наполнителя с порошком алюминия или его сплавом со средним размером ...

Способ получения прутков из высокопрочного алюминиевого сплава

Изобретение относится к области металлургии высокопрочных материалов на основе алюминия и может быть использовано при получении изделий, работающих под действием высоких нагрузок, таких как детали летательных аппаратов, автомобилей и других транспортных средств, детали спортинвентаря и др. Способ получения прутков из алюминиевых сплавов системы алюминий-цинк-магний-никель-железо-цирконий включает приготовление расплава на основе алюминия, полученного по технологии электролиза с инертным анодом и содержащего железо, введение в него цинка, магния, никеля, меди и циркония, получение цилиндрического слитка, его термическую и деформационную обработку методом радиально-сдвиговой прокатки при температуре от 270 до 300°C с суммарным обжатием от 65 до 85% и частоте вращения валков от 40 до 60 об/мин и упрочняющую термообработку полученного прутка, включающую закалку и искусственное старение. Изобретение направлено на получение высокопрочных калиброванных прутков со следующим уровнем механических ...

СПОСОБ ПОЛУЧЕНИЯ ЛИГАТУРЫ "АЛЮМИНИЙ - ГАДОЛИНИЙ"

Изобретение относится к металлургическим технологиям в области редких и цветных металлов и представляет собой способ получения лигатуры алюминий-гадолиний. Способ включает восстановление фторида гадолиния расплавленным алюминием из шихты, содержащей фторид гадолиния, хлорид калия, хлорид и фторид натрия. Обменный процесс производят при температуре 750°С в контейнерах из стеклоуглерода в атмосфере инертного газа. Полученный расплав выдерживают в течение не менее 6 часов. Изобретение позволяет сократить количество проводимых операций, уменьшить энергетические затраты и удобно отделять конечный продукт от шлака. 2 пр.

Заэвтектический деформируемый алюминиевый сплав

Изобретение относится к области металлургии материалов на основе алюминия и может быть использовано для изготовления деформированных полуфабрикатов, предназначенных для получения деталей ответственного назначения, работающих в условиях износа и повышенных температур до 300-350°С, в частности деталей автомобильных двигателей, судостроения, водозаборной арматуры, радиаторов отопления и др. Деформируемый сплав на основе алюминия содержит, мас.%: кальций 7,5-8,5, марганец 1,5-2,5, никель 0,8-1,2, алюминий – остальное, и имеет структуру, содержащую алюминиево-кальциевую эвтектику в качестве основы и первичные кристаллы кальцийсодержащей фазы компактной формы со средним размером не более 30 мкм в количестве от 5 до 8 об.%. Изобретение направлено на создание заэвтектического сплава на основе алюминия, обладающего хорошей пластичностью и пониженным ТКЛР. 2 з.п. ф-лы, 2 пр., 3 табл., 2 ил.

СПОСОБ ПОЛУЧЕНИЯ ЛИГАТУРЫ АЛЮМИНИЙ-СКАНДИЙ-ИТТРИЙ

Изобретение относится к области металлургии цветных металлов и может быть использовано для производства лигатуры алюминий-скандий-иттрий, применяемой для модифицирования алюминиевых сплавов. Способ получения лигатуры алюминий-скандий-иттрий включает приготовление флюса, содержащего смесь солей фторида иттрия, фторида алюминия, фторида скандия, фторида калия, хлорида магния, плавление алюминиевого сплава и флюса и осуществление высокотемпературной обменной реакции фторида скандия с алюминием в среде расплавленных галогенидов металлов, при этом флюс содержит компоненты в следующем соотношении, мас.%: фторид иттрия 3-10, фторид алюминия 11-15, фторид скандия 21-24, фторид калия 13-20, хлорид магния - остальное, причем в качестве восстановителя используют алюминиево-магниевый сплав, содержащий от 15 до 30% магния, который подают через приемник на пенокерамические фильтры через расплавленные фториды во встречном потоке аргона, выдерживают в тигле и затем разделяют расплав солей и алюминиево-скандиево-иттриевый ...

АЛЮМИНИЕВО-БЕРИЛЛИЕВЫЕ СПЛАВЫ, ОБРАБОТАННЫЕ В ПОЛУТВЕРДОМ СОСТОЯНИИ

Изобретение относится к получению, обработке и производству изделий из алюминиевых сплавов с добавками бериллия. В изобретении описана обработка в полутвердом состоянии промышленного алюминиевого сплава и прессованного порошкового бериллия, гарантирующая изделия, свободные от бериллидов. Настоящий способ исключает перемешивание жидких сплавов и необходимость применения складывающих сил, благодаря использованию распыленных или измельченных частиц бериллия в смеси с твердыми частицами или жидким алюминием. Размер и форма фазы бериллия (сферическая и недендритная), невзирая на дополнительную обработку, остается без изменения. 5 с. и 20 з.п. ф-лы, 5 ил, 3 табл.

Способ получения композиционных алюмоматричных материалов, содержащих борид титана, методом самораспространяющегося высокотемпературного синтеза

Изобретение относится к металлургии, а именно к способам получения композиционных материалов на основе алюминия или его сплавов с применением самораспространяющегося высокотемпературного синтеза (СВС). Способ получения алюмоматричного материала с керамическими составляющими борида титана включает приготовление реакционной смеси, состоящей из порошкообразных титан- и борсодержащих материалов, взятых в соотношении массы титана к массе бора от 1 до 6, добавление к вышеупомянутой смеси порошкообразного алюминия или сплава на его основе с соблюдением отношения массы алюминия или алюминиевого сплава к массе реакционной смеси от 1 до 100, перемешивание, компактирование и инициирование СВС. Реакционная смесь может дополнительно содержать порошки металлов или порошки сплавов в количестве не менее 3% от массы смеси титан- и борсодержащих материалов. Изобретение направлено на упрощение процесса получения алюмоматричного материала с боридом титана и возможность регулирования боридной фазы в сплаве.

ЭЛЕКТРОТЕХНИЧЕСКИЙ СПЛАВ НА ОСНОВЕ АЛЮМИНИЯ И ИЗДЕЛИЕ, ВЫПОЛНЕННОЕ ИЗ НЕГО

Группа изобретений относится к области металлургии, а именно к электротехническому сплаву на основе алюминия, используемому для получения кабельно-проводниковой продукции. Сплав содержит железо и бор при следующем соотношении компонентов, мас. %: железо 0,4-0,8, бор до 0,02, алюминий и неизбежные примеси - остальное. Сплав имеет микроструктуру, сформированную твердым раствором на основе алюминия и частицами кристаллизационного происхождения в виде железосодержащих частиц и борсодержащих частиц. Среднее расстояние между частицами кристаллизационного происхождения составляет от 2 до 15 мкм. Обеспечивается снижение электросопротивления, высокая технологичность при деформационной обработке и стойкость к многократным изгибам и перегибам. 2 н. и 4 з.п. ф-лы, 1 ил., 2 табл.

АЛЮМИНИЕВЫЙ СПЛАВ

Изобретение относится к области металлургии, в частности к алюминиевым сплавам, которые могут быть использованы, для получения термонагруженных деталей для автомобильной промышленности путем прессования выдавливанием, ковки или литья в многократные формы. Алюминиевый сплав содержит, мас.%: 0,2-1,8 Si, 0,2-1,8 Mg, 0,8-2,5 Mn, 0,2-1,5 Fe, 0,05-0,75 Zr, 0,03-0,18 Ti, необязательно, один или более из следующих элементов: макс. 0,1 Cr, макс. 0,05 Cu, 0,2-1,8 Zn, 0,02-0,5 Er; и, необязательно, 0,01-0,2 измельчающей зерно добавки, содержащей Ti и B; остальное - алюминий и неизбежные примеси. Изобретение направлено на получение сплава с повышенной термостойкостью при хороших значениях твердости. 3 н. и 18 з.п. ф-лы, 1 пр., 4 табл.

Способ получения катанки из термостойкого алюминиевого сплава

Изобретение относится к области металлургии, а именно к способам получения изделий электротехнического назначения на основе алюминия, применяемых для изготовления электротехнической катанки и проводов высоковольтных линий электропередач. Способ включает приготовление расплава, содержащего, мас.%: 0,2-0,4 Zr, 0,2-0,4 Si, 0,6-0,8 Fe, Al – остальное, при температуре 800-900°С, кристаллизацию со скоростью 5 °С/с, получение катанки путем горячей деформации литой заготовки, намотку катанки в бухты, термическую обработку бухт катанки при температуре 200-600°С в течение не более 24 часов с последующим охлаждением на воздухе. Техническим результатом изобретения является повышение электропроводности катанки без потери оптимального уровня термостойкости и механических свойств. 3 пр., 3 табл.

Способ получения слитков из деформируемых алюминиевых сплавов

Изобретение относится к металлургии, а именно к обработке кристаллизующегося металла давлением, в частности к получению слитков из деформируемых алюминиевых сплавов. Способ получения слитков из деформируемых алюминиевых сплавов включает приготовление расплава, перегретого выше температуры ликвидус на 150-200°C, заливку расплава в изложницу и опрессовку плунжером с использованием компенсатора усадки, при этом расплав мерной дозой заливают в предварительно заполненную инертным газом и прогретую до 200-250°С изложницу, закрывают изложницу крышкой, в отверстие которой устанавливают с плотной посадкой компенсатор усадки, выполненный в виде цилиндрической заготовки из сплава того же химического состава, что и обрабатываемый сплав и имеющий объем не менее 120-130 смна 1 мжидкого металла, который затем посредством прессующего плунжера подают непрерывно в жидкий металл до конца кристаллизации со скоростью и под давлением, которые обеспечивают сжатие жидкого металла на 12-13% от общего объема, при ...

СПОСОБ ИЗГОТОВЛЕНИЯ ЦЕЛЬНОЙ МОНОЛИТНОЙ АЛЮМИНИЕВОЙ КОНСТРУКЦИИ И АЛЮМИНИЕВОЕ ИЗДЕЛИЕ, ИЗГОТОВЛЕННОЕПУТЕМ МЕХАНИЧЕСКОЙ ОБРАБОТКИ ИЗ ТАКОЙ КОНСТРУКЦИИ

... 1. Способ изготовления цельной монолитной алюминиевой конструкции, включающий в себя стадии a) получения пластины (4) из алюминиевого сплава с заданной толщиной (у); b) профилирования или формования упомянутой пластины (4) из алюминиевого сплава для получения заданной профилированной конструкции (5); c) термической обработки упомянутой профилированной конструкции (5); d) необязательной механической обработки упомянутой профилированной конструкции (5) для получения цельной монолитной алюминиевой конструкции (6). 2. Способ по п.1, в котором упомянутая термическая обработка на стадии с) включает в себя естественное старение, искусственное старение или обработку отжигом. 3. Способ по п.1 или 2, в котором упомянутую профилированную конструкцию (5) подвергают искусственному старению до состояния Т6, Т79, Т78, Т77, Т76, Т74, Т73 или Т8. 4. Способ по п.1, в котором процесс профилирования или формирования во время стадии b) включает в себя холодное формование. 5. Способ по п.1, в котором упомянутая ...

ТОНКИЕ ПОЛОСЫ ИЗ АЛЮМИНИЕВО-ЖЕЛЕЗНОГО СПЛАВА

... 1. Применение полос из алюминиевого сплава толщиной в пределах от 30 до 150 мкм с составом (в мас.%): Si<0,4; Fe:1,5-1, 9; Mn:0,04-0,15; другие элементы:<0,05 каждый и 0,15 в сумме, остальное составляет алюминий, для изготовления лотков и контейнеров для пищевых продуктов. 2. Способ изготовления лотков и контейнеров для пищевых продуктов, включающий в себя: а) получение сплава с составом (в мас.%): Si<0,4; Fe:1,5-1,9; Mn:0,04-0,15; другие элементы: <0,05 каждый и 0, 15 в сумме, остальное составляет алюминий; б) непрерывное литье между валками полосы толщиной в пределах от 2 до 10 мм; в) в случае необходимости гомогенизация этой полосы при температуре от 420 до 550°С; г) холодная прокатка этой полосы до конечной толщины от 30 до 150 мкм, в случае необходимости с промежуточным отжигом в течение от 1 до 4 ч при температуре от 300 до 350°С; д) конечный отжиг при температуре от 200 до 430°С в течение по меньшей мере 30 ч; е) конечное формование для получения лотков или контейнеров. 3. Способ ...

РЕКРИСТАЛЛИЗОВАННЫЕ АЛЮМИНИЕВЫЕ СПЛАВЫ С ТЕКСТУРОЙ ЛАТУНИ И СПОСОБЫ ИХ ПОЛУЧЕНИЯ

... 1. Рекристаллизованный алюминиевый сплав, имеющий текстуру латуни и текстуру Госса, причем количество текстуры латуни превышает количество текстуры Госса, и при этом рекристаллизованный алюминиевый сплав обладает по меньшей мере примерно таким же пределом текучести на растяжение и вязкостью разрушения, как и эквивалентный по составу нерекристаллизованный сплав того же вида продукта и сходных толщины и состояния. ! 2. Рекристаллизованный алюминиевый сплав по п.1, причем количество текстуры латуни по меньшей мере в 2 раза больше, чем количество текстуры Госса. ! 3. Рекристаллизованный алюминиевый сплав по п.1, причем рекристаллизованный алюминиевый сплав имеет отношение интенсивности текстуры латуни к интенсивности текстуры Госса по меньшей мере 2. ! 4. Рекристаллизованный алюминиевый сплав по п.1, причем доля площади зерен с ориентацией латуни составляет по меньшей мере примерно 10%, и при этом доля площади зерен с ориентацией Госса составляет не более чем примерно 5%. ! 5. Рекристаллизованный ...

ПОЛУЧАЕМАЯ ПРЕССОВАНИЕМ УДАРНЫМ ВЫДАВЛИВАНИЕМ АЛЮМИНИЕВАЯ БУТЫЛКА С РЕЗЬБОЙ НА ГОРЛЫШКЕ, ИЗГОТАВЛИВАЕМАЯ ИЗ РЕЦИКЛИРОВАННОГО АЛЮМИНИЯ И УСИЛЕННЫХ СПЛАВОВ

Способ получения лигатур алюминия с цирконием

Изобретение относится к области цветной металлургии и может быть использовано при получении лигатуры Al-Zr электрохимическим способом, пригодной для промышленного производства. В качестве источника циркония используют оксид циркония, который смешивают с солевой смесью, содержащей оксид алюминия, с последующим расплавлением полученной смеси в электролизере, расплавленную оксидно-солевую смесь, содержащую ионы циркония и алюминия, подвергают электролизу при катодной плотности тока 0.20-0.75 А/сми температуре 700-950°C с использованием жидкого алюминиевого катода, при этом электролизу подвергают оксидно-солевую смесь, содержащую, мас. %: фторид калия (KF) до 56, фторид натрия (NaF) до 50, фторид алюминия (AlF) 40-62, оксид алюминия (AlO) до 4 и оксид циркония (ZrO) до 2.5. Изобретение позволяет электрохимическим способом получить лигатуру Al-Zr с содержанием циркония до 15 мас. % за счет повышения скорости электролиза. 2 з.п. ф-лы, 2 ил., 2 пр., 1 табл.

Литейный алюминиево-кальциевый сплав

Изобретение относится к области металлургии. Алюминиевый сплав содержит 5.4-6,4% кальция, 0,3-0,6% кремния и 0,8-1,2% железа. В виде отливок, не требующих термической обработки, сплав обладает следующими механическими свойствами на растяжение: временное сопротивление (σ) не менее 180 МПа, относительное удлинение (δ) не менее 1%. Обеспечивается получение экономнолегированного коррозионно-стойкого алюминиевого сплава, обладающего высокими и стабильными механическими свойствами. 2 з.п. ф-лы, 3 ил., 2 табл., 2 пр.

Лигатура алюминий-титан-бор

Изобретение относится к металлургии алюминия, в частности к лигатурам для модифицирования алюминия и его сплавов. Лигатура алюминий-титан-бор для модифицирования алюминия и его сплавов содержит не менее 90 вес.% частиц диборида титана и не более 10 вес.% частиц алюминида титана или борида алюминия, при этом соотношение титана к бору в лигатуре составляет (1,918-2,356):1. Изобретение направлено на сокращение расхода титансодержащей легирующей присадки, повышение модифицирующей способности лигатуры и физико-механических характеристик модифицированного алюминия. 1 пр., 5 табл., 2 ил.

СПОСОБ ПОЛУЧЕНИЯ ЛИГАТУРЫ АЛЮМИНИЙ-ЭРБИЙ

Изобретение относится к области металлургии цветных металлов, в частности к получению лигатур и сплавов алюминия с редкоземельными металлами, и может быть использовано для получения лигатуры алюминий-эрбий. В способе готовят исходную шихту в порошкообразном состоянии при следующем соотношении компонентов, мас. %: фторид эрбия 20-45; фторид натрия 10-22; хлорид калия 37-68, смешивают шихту с алюминием в виде гранул с обеспечением массового отношения шихты к алюминию от 0,2 до 0,75, помещают полученную реакционную смесь в графитовый тигель, проводят ее нагрев и расплавление с выдержкой расплава при температуре 750-850°С в течение 30-60 минут при периодическом перемешивании для осуществления алюминотермического восстановления, и осуществляют разливку отдельно солевого расплава и жидкой лигатуры в изложницы. Изобретение обеспечивает получение лигатуры с различным содержанием компонента и равномерным распределением интерметаллидов алюминия по всему объему, упрощает технологический процесс, подобранный ...

СПЛАВ С ВЫСОКОЙ ПРОЧНОСТЬЮ И КОРРОЗИОННОЙ СТОЙКОСТЬЮ ДЛЯ ПРИМЕНЕНИЯ В СИСТЕМАХ ОВКВиО

Изобретение относится к алюминиевым сплавам, которые могут быть использованы для производства компонентов систем отопления, вентиляции, кондиционирования воздуха и охлаждения (ОВКВиО) во внутренних и наружных блоках. Сплав алюминия содержит, мас.%: Cu 0,01-0,4, Fe 0,05-0,40, Mg 0,05-0,8, Mn 0,001-2,0, S 0,05-0,25, Ti 0,001-0,20, Zn 0,001-0,20, Cr 0-0,05, Pb 0-0,005, Ca 0-0,03, Cd 0-0,004, Li 0-0,0001, Na 0-0,0005, неизбежные примеси до 0,03 каждой и до 0,10 в сумме, остальное - алюминий. Способ изготовления сплава алюминия включает получение отливки из сплава алюминия, гомогенизацию отливки, горячую прокатку, холодную прокатку листа промежуточной толщины для получения листа конечной толщины и отжиг листа конечной толщины. Изобретение направлено на повышение долговечности компонентов ОВКВиО за счет получения сплавов с высокой прочностью и хорошей коррозионной стойкостью. 5 н. и 16 з.п. ф-лы, 4 пр., 4 табл., 11 ил.

АВТОМОБИЛЬНОЕ ЛИСТОВОЕ ИЗДЕЛИЕ С ПЛАКИРОВКОЙ

... 1. Автомобильное листовое изделие с плакировкой, содержащее слой сердцевины и по меньшей мере один слой плакировки, причем сердцевина содержит сплав следующего состава, мас.%: ! Mg 0,45-0,8 ! Si 0,45-0,7 ! Cu 0,05-0,25 ! Mn 0,05-0,2 ! Fe до 0,35 ! другие элементы (или примеси) <0,05 каждого и <0,15 в целом ! остальное - алюминий, ! а упомянутый по меньшей мере один слой плакировки содержит сплав следующего состава, мас.%: ! Mg 0,3-0,7 ! Si 0,3-0,7 ! Mn до 0,15 ! Fe до 0,35 ! другие элементы (примеси) <0,05 каждого и <0,15 в целом ! остальное - алюминий. ! 2. Листовое изделие с плакировкой по п.1, отличающееся тем, что изделие содержит два слоя плакировки, по одному слою плакировки на каждой стороне слоя сердцевины. ! 3. Листовое изделие с плакировкой по п.2, отличающееся тем, что два слоя плакировки имеют одинаковый состав. ! 4. Листовое изделие с плакировкой по п.1, отличающееся тем, что содержание Mg в упомянутом по меньшей мере одном слое плакировки составляет 0,4-0,6. ! 5. Листовое ...

ИСХОДНЫЙ МАТЕРИАЛ ДЛЯ МЕТАЛЛИЧЕСКОГО ИЗДЕЛИЯ ИЗ ФОЛЬГИ И СПОСОБ ЕГО ИЗГОТОВЛЕНИЯ

... 1. Изделие, содержащее:алюминиевый сплав, изготовленный способом бесслиткового литья,при этом алюминиевый сплав имеет толщину от около 5 мкм до около 150 мкм для изделия из фольги, причем алюминиевый сплав является свободным от интерметаллических частиц бета фазы.2. Изделие по п.1, содержащееалюминиевый сплав 8111, изготовленный способом бесслиткового литья, илиалюминиевый сплав 8921, изготовленный способом бесслиткового литья.3. Изделие по п.1, в которомизделие имеет предел прочности на разрыв после полного отжига, который по меньшей мере на 10% больше по сравнению со средними величинами того же сплава в отливке после полного отжига с использованием литья в сляб или валкового литья,при этом изделие имеет удлинение после полного отжига, которое по меньшей мере на 10% больше по сравнению со средними величинами того же сплава в отливке после полного отжига с использованием литья в сляб или валкового литья,причем изделие имеет давление Муллена после полного отжига, которое по меньшей мере ...

ЛИСТ ИЗ АЛЮМИНИЕВОГО СПЛАВА ДЛЯ КОНСТРУКЦИИ АВТОМОБИЛЬНОГО КУЗОВА

СПОСОБ ПРОИЗВОДСТВА AlMgSi ПОЛОСЫ

... 1. Способ получения полосы из сплава AlMgSi, в котором из сплава отливают слиток для прокатки, этот слиток подвергают гомогенизации, нагретый до температуры горячей прокатки слиток подвергают горячей прокатке, затем при необходимости подвергают холодной прокатке до конечной толщины, готовую прокатанную полосу подвергают диффузионному отжигу и охлаждают, отличающийся тем, что горячекатаная полоса имеет непосредственно после выхода из валков после последнего прохода горячей прокатки имеет температуру от свыше 130 до 250°С, предпочтительно до 230°С, и горячекатаную полосу сматывают при этой температуре.2. Способ по п. 1, отличающийся тем, что горячекатаную полосу охлаждают до температуры выхода из валков посредством, по меньшей мере, одного плоского охладителя и самих проходов горячей прокатки, на которые подают эмульсию.3. Способ по п. 1 или 2, отличающийся тем, что температура горячекатаной полосы перед началом охлаждения при горячей прокатке составляет более 400°С.4. Способ по п. 1 или ...

СПОСОБ ПОЛУЧЕНИЯ МЕТАЛЛИЧЕСКОЙ ПЕНЫ ПРИ ПОМОЩИ КОЛЕБАНИЙ И ИЗДЕЛИЕ ИЗ МЕТАЛЛИЧЕСКОЙ ПЕНЫ, ПОЛУЧЕННОЙ ЭТИМ СПОСОБОМ

... 1. Способ получения металлической пены, включающий в себя следующие этапы:- помещение способного к вспениванию металлического расплава в емкость, таким образом, чтобы обеспечить свободную поверхность расплава;- приведение средства формирования пузырьков в механическое взаимодействие с металлическим расплавом в заданной области расплава и создание пузырьков в области взаимодействия средства формирования пузырьков и металлического расплава при помощи средства формирования пузырьков;- введение продольных волн в область взаимодействия при регулируемом создании пузырьков, и- при помощи колебаний, возбужденных введенными продольными волнами в области взаимодействия, регулирование размера формируемых пузырьков до заданного значения в процессе их создания путем отделения пузырьков при помощи колебаний от средства формирования пузырьков по достижении желаемого размера.2. Способ по п.1, отличающийся тем, что область взаимодействия расположена на свободной поверхности металлического расплава.3. Способ ...

Способ получения материалов на основе алюминида никеля

АЛЮМИНИЕВАЯ ЛЕНТА С ВЫСОКИМ СОДЕРЖАНИЕМ МАРГАНЦА И МАГНИЯ

... 1. Подложка для офсетных печатных форм, состоящая из алюминиевого сплава, характеризующаяся тем, что алюминиевый сплав содержит следующие компоненты, мас.%:0,2%≤Fe≤0,5%,0,41%≤Mg≤0,7%,0,05%≤Si≤0,25%,0,31%≤Mn≤0,6%,Cu≤0,04%,Ti<0,1%,Zn≤0,1%,Cr≤0,1%,остальное Al и неизбежные примеси, каждая из которых присутствует в количестве не более 0,05%, а в целом они составляют максимум 0,15%.2. Подложка для офсетных печатных форм по п.1, характеризующаяся тем, что алюминиевый сплав содержит Mn в количестве, мас.%:0,5%≤Mn≤0,6%.3. Подложка для офсетных печатных форм по п.1 или 2, характеризующаяся тем, что алюминиевый сплав содержит Mg в количестве, мас.%:0,5% Подробнее

УЛУЧШЕННЫЕ АЛЮМИНИЕВЫЕ СПЛАВЫ 6ХХХ И СПОСОБЫ ИХ ПОЛУЧЕНИЯ

... 1. Способ, включающий:(а) приготовление изделия из алюминиевого сплава с 0,1-2,0% масс. кремния и 0,1-3,0% масс. магния для послезакалочной холодной обработки давлением;(i) причем стадия приготовления включает закалку изделия из алюминиевого сплава;(ii) причем по меньшей мере один из кремния и магния является преобладающим легирующим элементом изделия из алюминиевого сплава помимо алюминия; и(iii) причем изделие из алюминиевого сплава содержит достаточно растворенных веществ, чтобы способствовать по меньшей мере одной из характеристики деформационного упрочнения и характеристики дисперсионного упрочнения, для достижения предела текучести при растяжении в длинном поперечном направлении по меньшей мере 60 ksi; и(b) после стадии приготовления (а), холодную обработку давлением изделия из алюминиевого сплава на по меньшей мере 50%;(с) после стадии холодной обработки давлением (b), термическую обработку изделия из алюминиевого сплава;при этом стадии холодной обработки давлением и термической ...

ЛИСТ ДЛЯ ВЫСОКОТЕМПЕРАТУРНОЙ ПАЙКИ

КОМПОНЕНТ ИЗ ЖАРОПРОЧНОГО СПЛАВА И СУСПЕНЗИОННАЯ КОМПОЗИЦИЯ ДЛЯ КОМПОНЕНТА ИЗ ЖАРОПРОЧНОГО СПЛАВА

... 1. Композиция, в частности, композиция суспензии для алюминизации компонента из жаропрочного сплава, в которой композиция содержит органическое связующее и сухое содержимое, включающее алюминий, отличающаяся тем, что композиция дополнительно содержит гафний и иттрий.2. Композиция по п.1, отличающаяся тем, что содержание гафния в композиции составляет вплоть до приблизительно 2,5 мас.%, в частности, вплоть до приблизительно 1 мас.% в расчете на массу композиции.3. Композиция по любому из пп.1-2, отличающаяся тем, что содержание иттрия в композиции составляет вплоть до приблизительно 0,1 мас.%, в частности, вплоть до приблизительно 0,05 мас.% в расчете на массу композиции.4. Композиция по любому из пп.1-2, отличающаяся тем, что сухое содержимое включает кремний в количестве от 1 до 40 мас.% в расчете на общую массу сухого содержимого.5. Композиция по любому из пп.1-2, отличающаяся тем, что содержание серы в ней составляет не более 5 ч/млн в расчете на массу композиции.6. Композиция по любому ...

КОРРОЗИОННОСТОЙКИЙ СПЛАВ НА ОСНОВЕ АЛЮМИНИЯ

... 1. Сплав на основе алюминия, состоящий из следующих компонентов, взятых в мас.% и обладающий высокой коррозионной стойкостью и высокой экструдируемостью: Железо 0,05-1,00 Кремний 0,05-0,60 Медь Менее 0,50 Марганец 0,05-0, 30 Цирконий От 0, 02 до 0,20 Хром До 0,50 Цинк От 0,02 до 1,00 Титан От 0,02 до 0,20 Ванадий От 0,02 до 0,20 Магний До 2,00 Сурьма До 0,10 Несущественные примеси До 0,02 Алюминий Остальное при этом общее количество Ti плюс Cr плюс V составляет менее 0,3 мас.%, и количество V меньше количества Cr. 2. Сплав по п.1, отличающийся тем, что содержание железа находится в пределах 0,05-0,55 мас.%. 3. Сплав по п.2, отличающийся тем, что содержание железа находится в пределах 0,05-0,25 мас.%. 4. Сплав по любому одному из предыдущих пунктов, отличающийся тем, что содержание кремния находится в пределах 0,05-0,20 вес.%. 5. Сплав по любому одному из предыдущих пунктов, отличающийся тем, что содержание кремния находится в пределах 0,05-0,15 мас.%. 6. Сплав по любому одному из предыдущих ...

ПРОВОДНИКОВЫЙ АЛЮМИНИЕВЫЙ СПЛАВ И ИЗДЕЛИЕ ИЗ НЕГО

СПОСОБ ИЗГОТОВЛЕНИЯ ПОРШНЕВОЙ ЗАГОТОВКИ ИЗ ЗАЭВТЕКТИЧЕСКОГО СИЛУМИНА

БОКОВОЙ МАТЕРИАЛ И СПОСОБ ЕГО ПРОИЗВОДСТВА И СПОСОБ ПРОИЗВОДСТВА ПЛАКИРОВАННОГО ЭЛЕМЕНТА ДЛЯ ТЕПЛООБМЕННИКА

... 1. Боковой материал, используемый в плакированном элементе для теплообменника, содержащем материал сердцевины и один или более слоев бокового материала, ламинированного на одной его стороне или обеих его сторонах, отличающийся тем, что ! в поверхности по меньшей мере одной стороны бокового материала сформировано множество периодических конфигураций мелких канавок, которые становятся дугообразными по одному направлению бокового материала, причем эти периодические конфигурации мелких канавок простираются до внешнего периферийного края бокового материала с радиусом кривизны 800-1500 мм и имеют период 1-8 мм в упомянутом направлении бокового материала, и ! шероховатость поверхности бокового материала в упомянутом направлении составляет 1-15 мкм по средней по десяти точкам шероховатости (Rz). ! 2. Боковой материал по п.1, отличающийся тем, что плоскостность бокового материала на метр в упомянутом направлении составляет 1 мм или менее. ! 3. Боковой материал по п.1, отличающийся тем, что толщина ...

ПОЛУФАБРИКАТ ИЗ АЛЮМИНИЕВОГО СПЛАВА С УЛУЧШЕННОЙ МИКРОПОРИСТОСТЬЮ И СПОСОБ ИЗГОТОВЛЕНИЯ

... 1. Способ изготовления недеформованного полуфабриката из алюминиевого сплава, такого как сляб под прокатку или заготовка для прессования, включающий этапы:(i) приготовление ванны жидкого металла из сплава состава,вес.%:Si<0,5Fe<0,5необязательно, по меньшей мере(ii) обработка ультразвуком упомянутой ванны жидкого металла в печи и/или в сосуде с помощью погружного устройства, содержащего по меньшей мере один источник ультразвука,(iii) перенос упомянутой ванны жидкого металла, обработанной таким образом, в устройство кристаллизации,(iv) полунепрерывная вертикальная разливка с прямым охлаждением упомянутой обработанной ванны жидкого металла.2. Способ по п. 1, в котором упомянутую обработку ультразвуком осуществляют при полной мощности ультразвука P в течение длительности t, таких, чтобы энергия P×t была по меньшей мере равна минимальной энергии на единицу массы Eв 1 кДж/кг, причем минимальная длительность обработки единицы массы, обозначенная t=E/P.3. Способ по 2, в котором P по меньшей мере ...

ТЕРМОСТОЙКИЙ СПЛАВ НА ОСНОВЕ АЛЮМИНИЯ И СПОСОБ ПОЛУЧЕНИЯ ИЗ НЕГО ДЕФОРМИРОВАННЫХ ПОЛУФАБРИКАТОВ

... 1. Сплав на основе алюминия, содержащий медь, марганец, цирконий, кремний, железо и хром при следующем соотношении компонентов, мас.%:при этом сплав содержит цирконий в своей структуре в виде наночастиц фазы AlZr размером не более 20 нм, а марганец преимущественно образует вторичные выделения фазы AlCuMnразмером не более 500 нм в количестве не менее 2 об.%.2. Способ получения деформированного полуфабриката из сплава на основе алюминия по п.1, включающий приготовление расплава упомянутого сплава и получение литой заготовки путем кристаллизации расплава, которые проводят при температуре, превышающей температуру ликвидуса не менее чем на 50°С, получение промежуточного деформированного полуфабриката путем деформирования литой заготовки при температуре, не превышающей 350°С, которое проводят в два этапа с промежуточным отжигом при 340-350°С, последующий отжиг промежуточного деформированного полуфабриката при температуре 340-450°С, получение готового деформированного полуфабриката путем деформирования ...

КОНСТРУКЦИОННЫЙ ЭЛЕМЕНТ И СПОСОБ ИЗГОТОВЛЕНИЯ

... 1. Способ изготовления конструкционного элемента, причем способ содержит:формование базового элемента так, чтобы базовый элемент содержал по меньшей мере две боковые стенки и пространство между ними;горячее формование с растяжением базового элемента так, чтобы базовый элемент имел предварительно установленную криволинейную конфигурацию; иприваривание линейной сваркой трением по меньшей мере одного усиливающего элемента по меньшей мере к двум боковым стенкам так, чтобы усиливающий элемент был расположен по меньшей мере частично внутри пространства между по меньшей мере двумя боковыми стенками.2. Способ по п. 1, в котором по меньшей мере один из базового элемента и усиливающего элемента выполнен из титана или титанового сплава.3. Способ по п. 1, в котором по меньшей мере один из базового элемента и усиливающего элемента выполнен из алюминия или алюминиевого сплава.4. Способ по п. 1, в котором базовый элемент и усиливающий элемент выполнены из одинакового материала.5. Способ по п. 1, в котором ...

МЕДНЫЙ ЛИТЕЙНЫЙ СПЛАВ ДЛЯ АСИНХРОННЫХ МАШИН

ПЛАКИРОВАННЫЙ АЛЮМИНИЕМ СТАЛЬНОЙ ЛИСТ, СПОСОБ ДЛЯ ГОРЯЧЕЙ ШТАМПОВКИ ПЛАКИРОВАННОГО АЛЮМИНИЕМ СТАЛЬНОГО ЛИСТА И ДЕТАЛЬ АВТОМОБИЛЯ

... 1. Плакированный алюминием стальной лист, включающий в себя:стальной лист;слой алюминиевого металлического покрытия, который формируется на одной поверхности или на обеих поверхностях стального листа и содержит по меньшей мере 85 мас.% или больше алюминия; ислой защитного покрытия, который ламинирован на поверхности слоя алюминиевого металлического покрытия и содержит оксид цинка и одно или более соединений, улучшающих маслянистость.2. Плакированный алюминием стальной лист по п. 1,в котором соединение, улучшающее маслянистость, может быть соединением, включающим в себя один или более элементов из числа переходных металлов.3. Плакированный алюминием стальной лист по п. 2,в котором переходный металл может представлять собой любой один или несколько элементов из титана, ванадия, хрома, марганца, железа, кобальта, никеля, меди, циркония, молибдена, вольфрама, лантана и церия.4. Плакированный алюминием стальной лист по п. 2,в котором количество соединения, улучшающего маслянистость и включающего ...

СПОСОБ ИЗГОТОВЛЕНИЯ АЛЮМИНИЕВОГО ТЮБИКА, СПОСОБ ИЗГОТОВЛЕНИЯ АЛЮМИНИЕВОЙ ЗАГОТОВКИ, АЛЮМИНИЕВЫЙ ТЮБИК И АЛЮМИНИЕВАЯ ЗАГОТОВКА

Изобретение относится к способу изготовления алюминиевого тюбика. Способ изготовления складываемого или сжимаемого алюминиевого тюбика включает этапы по получению заготовки из алюминиевого сплава и ударному прессованию заготовки с образованием алюминиевого тюбика, имеющего плечо и горловину. При этом получают заготовку, состоящую из, мас.%: более 98,4 Al, от 0,10 до 0,30 Si, от 0,25 до 0,45 Fe, от 0,01 до 0,08 Cu, от 0,15 до 0,40 Mn, не более 0,15 Mg, не более 0,05 Zn, не более 0,05 Cr, не более 0,05 Ni, не более 0,05 Ti и не более 0,05 примесей, при условии, что указанные ингредиенты алюминиевого сплава составляют 100 мас.%. Обеспечивается получение тюбика с уменьшенной толщиной плеча. 2 н. и 15 з.п. ф-лы, 2 ил., 1 табл., 1 пр.

Hochfeste und wärmebeständige Aluminiumlegierung, verdichteter und verfestigter Werkstoff daraus und Verfahren zur Herstellung

Erzeugnis aus einer intermetallischen Verbindung des Ti-Al-Systems mit hoher Widerstandsfähigkeit gegen Oxidation und Verschleiss und Verfahren zur Herstellung dieses Erzeugnisses

VERFAHREN ZUM HERSTELLEN VON ELEKTROLYTISCH GEREINIGTEN ALUMINIUM MIT NIEDRIGEN GEHALTEN AN URAN, THORIUM UND SELTENEN ERDMETALLEN

Stab für einen flammgespritzten Überzug und seine Verwendung für die Abscheidung einer quasi-kristallinischen Phase

MASCHINENTEIL, INSBESONDERE PLEUELSTANGE AUS EINER ALUMINIUMLEGIERUNG UND VERFAHREN FUER DESSEN HERSTELLUNG

Verfahren zum Auflegieren einer Al-haltigen Ausgangslegierung

Die Erfindung betrifft ein Verfahren zum Auflegieren einer Al-haltigen Ausgangslegierung, umfassend folgende Schritte: – Bereitstellen einer Schmelze einer Aluminiumlegierung, die einen Fe-Gehalt von bis zu 1,2 Gewichtsprozent aufweist, in einem Schmelztiegel mit Rührmöglichkeit bei einer Temperatur von wenigstens 650°C, – Zugabe einer AlMo10-Vorlegierung zur Erreichung eines Endgehalts von 0,10 bis 0,15 Gewichtsprozent Mo in der Schmelze, wobei Mo-haltige Phasen in der Vorlegierung einen Durchmesser von < 175 μm aufweisen, – Rühren der Schmelze bis zum vollständigen Schmelzen und Vermischen der Vorlegierung in der Schmelze. Die Erfindung betrifft weiterhin eine auflegierte Aluminiumlegierung, erhalten über ein derartiges Verfahren, sowie Teile, umfassend derartige oder bestehend aus derartigen auflegierten Aluminiumlegierungen.

Verfahren zur Herstellung eines pressgehärteten Bauteils

Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung eines Stahlbauteils umfassend ein Substrat und einen Überzug, ein entsprechendes Stahlbauteil und dessen Verwendung im Automobilsektor.

SCHWEISSBARE, KORROSIONSBESTÄNDIGE AlMg-LEGIERUNGEN, INSBESONDERE FÜR DIE VERKEHRSTECHNIK

Stranggepresstes Rohrprodukt aus Aluminiumlegierung der 1XXX-Serie

Die Erfindung bezieht sich auf ein stranggepresstes Rohrprodukt aus Aluminiumlegierung für eine Wärmetauscheranordnung, bestehend aus einer Aluminiumlegierung der 1xxx-Serie, die weiter eine zweckbestimmte Hinzufügung eines oder mehrerer Benetzungselemente enthält, ausgewählt aus der Gruppe, bestehend aus: Bi 0,03% bis 0,5%, Pb 0,03% bis 0,5%, Sb 0,03% bis 0,5%, Li 0,03% bis 0,5%, Se 0,03% bis 0,5%, Y 0,03% bis 0,05%, Th 0,03% bis 0,05%, und wobei die Summe dieser Elemente 0,5% oder weniger beträgt.

Stranggepresste flache perforierte Aluminiumröhre mit hervorragenden Hartlöteigenschaften und Außenoberflächenkorrosionsbeständigkeit, und unter Verwendung davon erhaltener Aluminiumwärmetauscher

Die vorliegende Erfindung stellt eine flache stranggepresste perforierte Aluminiumröhre bereit, die hervorragende Hartlöteigenschaften und eine Korrosionsbeständigkeit einer äußeren Oberfläche in dem äußeren Umfangsabschnitt der Röhre ausstellt. Eine stranggepresste flache perforierte Aluminiumröhre 10, die durch gleichzeitiges Strangpressens eines Aluminiumröhrenhauptkörpermaterials und eines stärker elektrochemisch basierenden Opferanoden-/Hartlötmaterials mit einer Al-Si-Zn-basierenden Aluminiumlegierung ausgebildet ist, wobei ein Opferanoden-/Hartlötmaterialabschnitt 18 durch Freilegen des Opferanoden-/Lötmaterials um die Gesamtheit des äußeren Umfangswandabschnitts der Röhre oder zumindest einem Teil des flachen Abschnitts des äußeren Umfangswandabschnitts der Röhre ausgebildet ist.

RAUMBILDERZEUGUNGSVERFAHREN UNTER BENUTZUNG VON KOMPONENTENHOMOGENISIERUNG

Verfahren zum Erzeugen eines homogenisierten, dreidimensionalen, integralen Gegenstandes durch bildweises Bestrahlen einer Dispersion, wobei die Dispersion Komponenten A und B enthält, mit den Schritten: a) Bereitstellen der die Komponenten A und B enthaltenden Dispersion; b) Formen der Dispersion in eine Schicht; c) Homogenisieren der Dispersion durch Anwenden einer bildweisen Bestrahlung, um eine Legierung der Komponenten A und B zu bilden; und d) Wiederholen der Schritte a) - c) durch Aufbringen jeder nachfolgenden Schicht der Dispersion auf die vorherige Schicht der Dispersion, sodass jeder neue homogenisierte Bereich zu dem vorherigen homogenisierten Bereich integral wird, um den homogenisierten, dreidimensionalen, integralen Gegenstand zu bilden.

Improving a mechanical property of a heat treatable aluminum alloy by heat treating the aluminum alloy, cooling the heated aluminum alloy, pre-aging the cooled aluminum alloy, and aging the pre-aged aluminum alloy

Improving a mechanical property of a heat treatable aluminum alloy comprises: (a) heat treating the aluminum alloy at a solution treatment temperature for the aluminum alloy for a first period of time; (b) heating the heat treated aluminum alloy to a temperature of 5-30[deg] C above the solution treatment temperature; (c) cooling the heated aluminum alloy; (d) pre-aging the cooled aluminum alloy at room temperature to 100[deg] C; and (e) aging the pre-aged aluminum alloy at an aging temperature above the pre-aging temperature.

VERFAHREN ZUR HERSTELLUNG VON ALUMINIUMBÄNDERN DURCH ROLLEN-BANDGIESSEN

Verfahren zur Herstellung warmfester, dispersionsgehaerteter Aluminiumlegierungen

Geloeteter,korrosionsfester Aluminium-Verbundwerkstoff

Verfahren zur Herstellung eines Kraftfahrzeugbauteils aus Aluminium

Die vorliegende Erfindung betrifft ein Verfahren zur Herstellung eines Kraftfahrzeugbauteils (1), welches folgende Verfahrensschritte aufweist: Bereitstellen einer kaltverfestigten Platine aus einer 5000er Aluminiumlegierung, Partielles Erwärmen der Platine in einem ersten Bereich (5) auf eine Temperatur größer 350°C, insbesondere größer 400°C und in einem zweiten Bereich (6) auf eine Temperatur zwischen 150°C und 350°C, bevorzugt auf 300°C in weniger als 20 s, bevorzugt weniger als 10 s und insbesondere in 2 bis 5 s, Transfer in Kühlwerkzeug und Abkühlen in weniger als 20 s, bevorzugt weniger als 10 s und insbesondere in 2 bis 5 s, Einstellen einer Dehngrenze in dem ersten Bereich kleiner 250 MPa und größer 120 MPa und in dem zweiten Bereich kleiner 450 MPa und größer 200 MPa.

Verfahren zur Herstellung eines Strukturbauteiles aus einer Aluminium-Druckgusslegierung

EXTRUDIERBARE UND ZIEHBARE, HOCHKORROSIONSBESTÄNDIGE ALUMINIUMLEGIERUNG

Reflektionsbeschichtungen aus einer Aluminium-Titan-Legierung mit hoher Spekularreflektion, sowie Spiegel oder Bauteile mit dieser Beschichtung

EMAILLIERBARE ALUMINIUMLEGIERUNGEN

Mehrschichtiges Hartlotblatt aus Aluminiumlegierung

Metall-Lager für Großmotoren

Aluminiumlegierung hoher Zugfestigkeit und Haerte und Verfahren zu ihrer Waermebehandlung

Legierung auf Aluminiumbasis

BLECH AUS ALUMINIUM-LEGIERUNG FÜR WÄRMETAUSCHER

Bänder aus Aluminiumlegierung mit einer Dicke < 0,3 mm zur Herstellung gelöteter Wärmetauscher mit der Zusammensetzung (Gew.-%): Si < 1,5 Fe < 2,5 Cu < 0,8 Mg < 1,0 Mn < 1,8 Zn < 2,0 In < 0,2 Sn < 0,2 Bi < 0,2 Ti < 0,2 Cr < 0,25 Zr < 0,25 Si + Fe + Mn + Mg > 0,8, weitere Elemente jeweils < 0,05 und insgesamt < 0,15, welche Bänder zwischen Oberfläche und halber Dicke eine Korrosionspotentialdifferenz, gemessen gegen eine gesättigte Kalomelelektrode gemäß Norm ASTM G69, von mindestens 10 mV aufweisen.

STRAMPELSACK FUER KLEINKINDER.

Aluminium alloy for use in cooking utensils - contg. magnesium, manganese and optionally copper

Aluminium alloys for use in cooking utensils, e.g. saucepans and frying pans, contain as alloying elements Mg and Mn; pref. 0.8-1.5% of each is included, and opt. up to 0.3%, pref. 0.2% of Cu. The prod. is pref. enamelled.

Aluminum base alloy galvanic anodes

A sacrificial anode for a cathodic protection system is made of an alloy having the following percentage composition, by weight: Zn 3.5-9 In 0.008-0.05 Impurities \sO0.5 Al the balance. The alloy may also contain Sn 0.05-0.2. Specification 962,495 is referred to.

Aluminium Alloys.

... 18,198. Soc. Anon. " Le Ferro-Nickel." Aug. 29, 1908, [Convention date]. Alloys.-Aluminium alloys contain from 94 to 98 per cent of aluminium, from 1À5 to 4 per cent of copper, from 25 to 1À25 per cent of manganese, and from À25 to 1À25 per cent of silver. Two alloys are referred to in which the metals other than aluminium amount to 3À5 and 4À5 per cent respectively. Specified alloys contain (1) 96À5 per cent of aluminium, 1À875 per cent of copper, À625 per cent of manganese, and 1 per cent of silver; and (2) 95À5 per cent of aluminium, 3À5 per cent of copper, À5 per cent of manganese, and À5 per cent of silver.

METHOD OF TREATING WASTE WATER THROGH ELECTROLYSIS

... 1374007 Electrolytically purifying waste water MITSUI MINING & SMELTING CO Ltd 30 May 1972 [2 June 1971] 25233/72 Heading C7B In electrolytically purifying industrial waste water containing emulsified oil, heavy metal ions and/or suspended solid matter, the anode is of an Al alloy containing a total amount of 0À01-1% of In and/or Ga; thereby any oxide which forms on the anode during use is so fragile that if falls off. The anode may additionally contain (a) 0À01- 0À1% in total of alkali metal, such as Na and/or Li, (b) 0À01-5% in total of alkaline earth metal, such as Mg and/or Ca, (c) 0À05-30% Zn and/or (d) 0À05-10% Sn. The Examples are of purifying (1) an oil-containing waste water using an Fe plate cathode and an Al alloy plate anode and (2) a waste water containing Zn, Cu, Ni and Cr using an Al alloy ingot anode packed in an perforated insoluble case.

SUPER-STRENGTH, HIGH CONDUCTIVITY ALUMINUM ALLOYS

... 1285678 Heat treating aluminium alloys OLIN CORP 11 March 1970 19507/71 Divided out of 1253413 Heading C7A A high conductivity alloy, which may be based on commercial purity aluminium, contains not more than 3% in total, and from 0À1 to 1À5% each of at least one alloying agent having a maximum solid solubility in aluminium greater than 0À25%, the alloy being such that there is no eutectic transformation below 400‹ F. ; all alloying additions are retained in solution, either by rapid cooling after casting or after a solution treatment, and the alloy is cold worked by at least 15% followed by heating at 400‹ -750‹F. for at least 20 minutes. Further working between room temperature and 500‹ F may follow, or the alloy may be stabilized at 250-400‹ F. Permissable alloying additions are Cu, Mg, Si, Cd, Sb, Bi, Sn, Zr, Ti, Cr.

Use of aluminum-zirconium-carbon intermediate alloy in wrought processing of magnesium and magnesium alloys

The present invention relates to the field of magnesium and magnesium alloy processing, and discloses a use of aluminum-zirconium-carbon (Al—Zr—C) intermediate alloy in wrought processing of magnesium and magnesium alloys, wherein the aluminum-zirconium-carbon intermediate alloy has a chemical composition of: 0.01% to 10% Zr, 0.01% to 0.3% C, and Al in balance, based on weight percentage; the wrought processing is plastic molding; and the use is to refine the grains of magnesium or magnesium alloys. The present invention further discloses the method for using the aluminum-zirconium-carbon (Al—Zr—C) intermediate alloy in casting and rolling magnesium and magnesium alloys. The present invention provides an aluminum-zirconium-carbon (Al—Zr—C) intermediate alloy and the use thereof in the plastic wrought processing of magnesium or magnesium alloys as a grain refiner. The aluminum-zirconium-carbon intermediate alloy has the advantages of great ability in nucleation and good grain refining effect, and achieves the continuous and large-scale production of wrought magnesium and magnesium alloy materials.

7xxx aluminum alloys, and methods for producing the same

New 7xxx aluminum alloy bodies and methods of producing the same are disclosed. The new 7xxx aluminum alloy bodies may be produced by preparing the aluminum alloy body for post-solutionizing cold work, cold working by at least 25%, and then thermally treating. The new 7xxx aluminum alloy bodies may realize improved strength and other properties.

Aluminum alloy reflective film, reflective film laminate, automotive lighting device, illumination device, and aluminum alloy sputtering target

Disclosed is an Al alloy reflective film which has a higher reflectance than that of pure Al films when produced by sputtering, excels in alkali resistance, acid resistance, and moisture resistance, and therefore less suffers from the reduction in reflectance even when a protective coating is not applied. Specifically disclosed is an Al alloy reflective film which contains at least one element selected from Sc, Y, La, Gd, Tb, and Lu in a total amount of from 0.4 to 2.5 atomic percent, with the remainder being Al and inevitable impurities. The Al alloy reflective film has a film surface roughness of 4 nm or less as measured with an atomic force microscope. Also disclosed are an automotive lighting device and an illumination device each provided with the reflective film. Further disclosed is an Al alloy sputtering target for use in the formation of the reflective film.

Aluminum base material, metal substrate having insulating layer employing the aluminum base material, semiconductor element, and solar battery

A metal substrate with an insulating layer, which is capable of being produced by a simple process, exhibits heat resistance during semiconductor processing, is superior in voltage resistance, and has small leakage current, and an Al base material that realizes the metal substrate are provided. The metal substrate with an insulating layer is formed by administering anodic oxidation on at least one surface of the Al base material. The Al base material includes only precipitous particles of a substance which is anodized by anodic oxidation as precipitous particles within an Al matrix.

Aluminium brazing sheet with a high strength and excellent corrosion performance

An aluminium alloy brazing sheet including: a core material made of an aluminium alloy; and a cladding material clad on at least one side of the core material and made of an aluminium alloy having a potential lower than that of the core material. The cladding material is an outermost layer of the brazing sheet, wherein the cladding material is made of an aluminium alloy including 0.2 to 2.0 wt % of Mg, 0.5 to 1.5 wt % of Si, 1.0 to 2.0 wt %, preferably 1.4-1.8% of Mn, ≦0.7 wt % of Fe, ≦0.1 wt % of Cu, and ≦4 wt % of Zn, ≦0.3 wt % each of Zr, Ti, Ni, Hf, V, Cr, In, Sn and ≦0.5 wt % total of Zr, Ti, Ni, Hf, V, Cr, In, Sn, the remainder being Al and unavoidable impurities.

Fabrication process of coated stamped parts and parts prepared from the same

A manufacturing process of a hot stamped coated part comprising the following successive steps, in this order: providing a hot rolled or cold rolled steel sheet comprising a steel substrate and an aluminium-silicon alloy precoating, the precoating containing more than 50% of free aluminium and having a thickness comprised between 15 and 50 micrometers, then cutting the steel sheet to obtain a precoated steel blank, then heating the blank under non protective atmosphere up to a temperature T i comprised between T e −10° C. and T e , Te being the eutectic or solidus temperature of the precoating, then heating the blank from the temperature T i up to a temperature T m comprised between 840 and 950° C. under non protective atmosphere with a heating rate V comprised between 30° C./s and 90° C./s, V being the heating rate between the temperature T i and the temperature T m , in order to obtain a coated heated blank, then soaking the coated heated blank at said temperature T m for a time t m comprised between 20 s and 90 s, then hot stamping the blank in order to obtain a hot stamped coated part, then cooling said stamped part at a cooling rate in order to form a microstructure in the steel substrate comprising at least one constituent chosen among martensite or bainite.

Aluminum alloy heat exchanger and method of producing refrigerant tube used for the heat exchanger

An aluminum alloy heat exchanger is produced by applying a coating material that is prepared by adding a binder to a mixture of an Si powder and a Zn-containing compound flux powder to a surface of an aluminum alloy refrigerant tube, assembling a bare fin that is formed of an Al—Mn—Zn alloy with the refrigerant tube, and brazing the refrigerant tube and the bare fin by heating in an atmosphere-controlled furnace, the refrigerant tube being an extruded product of an aluminum alloy that comprises 0.5 to 1.7% (mass %, hereinafter the same) of Mn, less than 0.10% of Cu, and less than 0.10% of Si, with the balance being Al and unavoidable impurities, a mixing ratio of the Si powder to the Zn-containing compound flux powder being 10:90 to 40:60, the binder being added in an amount of 5 to 40% based on the total amount of the coating material, the coating material being applied to an outer surface of the refrigerant tube so that the total amount of the Si powder and the Zn-containing compound flux powder is 5 to 30 g/m 2 , the surface of the refrigerant tube subjected to brazing having a potential lower than that of an area of the refrigerant tube that is deeper than a diffusion depth of Si and Zn by 20 to 200 mV, and a potential of the fin being lower than that of a deep area of the refrigerant tube.

FIBER-REINFORCED Al-Li COMPRESSOR AIRFOIL AND METHOD OF FABRICATING

A metal matrix composite lightweight compressor airfoil. The airfoil comprises a braided fabric embedded in a lightweight aluminum-lithium alloy. The airfoils are fabricated by forming a plurality of fiber tows by twisting filaments or fibers. The tows are then braided into a fabric. The fabric may be impregnated with an optional fugitive polymer that temporarily occupies interstices of the fabric to facilitate handling of the pre-formed braided fabric, but which is subsequently removed. The airfoil may then be formed as a MMC by one of two separate methods. In the first method, aluminum-lithium alloy is pressure augmented casting into a die that includes a preform of fabric impregnated with fugitive polymer. In a second method, a preform is formed using a tool and mandrel by impregnating fabric with aluminum-lithium alloy. Then aluminum-lithium alloy is pressure augmented cast into a die that includes the alloy-impregnated preform.

Aluminium foil alloy

An aluminium alloy product having a gauge below 200 μm and a composition, in weight %, of Fe 1.0-1.8, Si 0.3-0.8, Mn up to 0.25, other elements less than or equal to 0.05 each and less than or equal to 0.15 in total, balance aluminium. A process of manufacturing the product includes the steps of continuous casting an aluminium alloy melt of the above composition, cold rolling the cast product without an interanneal step to a gauge below 200 μm and final annealing the cold rolled product. The product may be a deep drawn container.

Magnetic shielding material for superconducting magnet

A magnetic shielding material which can decrease the thickness by having excellent conductivity even at low temperatures of, for example, 77 K or lower, in a strong magnetic field of a magnetic flux density of 1 T or more is provide. A magnetic shielding material to be used at low temperatures of 77 K or lower in the magnetic field of a magnetic flux density of 1 T or more, comprises aluminum having a purity of 99.999% by mass or more.

Wireless Data Transmission System for Metal Processing

Apparatus is provided for measurement and display of at least one characteristic of molten metal contained in a metal processing vessel that includes a probe supported by an immersion end of a lance. The probe is adapted to be submerged in the molten metal to obtain data in analog form identifying at least one characteristic of the metal while a module is connected to an end of the lance opposite from the immersion end. The module contains electronic circuitry for receiving analog data and for converting the analog data into digital form, and the module also contains electronic circuitry for transmitting digital data to a remotely located receiving device which may be a microprocessor used in readout and control of the metallurgical process.

High-corrosion-resistant aluminum alloy brazing sheet, method of manufacturing such sheet, and corrosive-resistant heat exchanger using such sheet

Problem To provide an aluminum alloy brazing sheet, featuring a good brazing property that prevents diffusion of molten filler material in a core material of the aluminum alloy brazing sheet during a brazing process and exhibiting a superior corrosion resistance to an exhaust gas condensate water after the brazing process, a method of manufacturing the aluminum alloy brazing sheet, and a high corrosion-resistant heat exchanger using the aluminum alloy brazing sheet. Resolving Means A high corrosion-resistant aluminum alloy brazing sheet comprises a core material composed of an aluminum alloy, a sacrificial anode material cladded on one surface of the core material, and a filler material composed of an Al/Si-based alloy and cladded on another surface of said core material, and is characterized in that the sacrificial anode material is composed of an aluminum alloy which contains Si falling within a range of 2.5-7.0 mass %, Zn falling a range of 1.0-5.5 mass %, Fe falling within a range of 0.05-1.0 mass %, and which is composed of the balance Al and the inevitable impurities, and that a clad thickness of the sacrificial anode material falling within a range of 25-80 μm. Also, there is provided a method of manufacturing the aluminum alloy brazing sheet, and a high corrosion-resistant heat exchanger using the aluminum alloy brazing sheet.

Aluminum magnesium lithium alloy with improved fracture toughness

Wrought product made of aluminum alloy composed as follows, as a percentage by weight Mg: 4.0-5.0; Li: 1.0-1.6; Zr: 0.05-0.15; Ti: 0.01-0.15; Fe: 0.02-0.2; Si: 0.02-0.2; Mn: ≦0.5; Cr≦0.5; Ag: ≦0.5; Cu≦0.5; Zn≦0.5; Sc≦0.01; other elements <0.05; the rest aluminum.

METHOD FOR MANUFACTURING CLAD MATERIAL AND EQUIPMENT FOR MANUFACTURING THE SAME

Skin material of a clad material is composed of one or more layers, each layer of the skin materials is made of a metal different from the core material in their component compositions, and at least one layer of the skin material has a cast microstructure, when the skin material is superposed on either of one or both faces of the core material. 1. A skin material for a clad material is composed of one or more layers;each layer of the skin materials is made of a metal different from the core material in their compositions; andat least one layer of the skin material has a cast microstructure, when the skin material is superposed on either of one or both faces of the core material;wherein at least one of the skin materials has a flatness of equal to or less than 1 mm per 1 m in the lengthwise direction, andat least one of the skin materials has an arithmetic mean roughness (Ra) of a surface roughness in the range of 0.05 to 1.0 μm.2. The skin material for the clad material according to claim 1 , wherein the microstructure of the skin material is that of a skin material sliced out of a slab for the skin material.3. The skin material for the clad material according to claim 1 , wherein the skin material is made of a 1000-series claim 1 , a 3000-series claim 1 , a 4000-series claim 1 , or a 7000-series aluminum alloy in accordance with the JIS standard.4. The skin material for the clad material according to claim 1 , wherein at least one layer of the skin material has a cast microstructure claim 1 , and the thickness of the skin material is in the range of 10 to 250 mm. The present application is a continuation application of and is based upon and claims the benefit of priority under 35 U.S.C. §120 for U.S. Ser. No. 13/160,966, filed Jun. 15, 2011, which is a divisional application of U.S. Ser. No. 12/095,983, filed Jun. 3, 2008, the entire content of both of which is incorporated herein by reference.U.S. Ser. No. 12/095,983 is the national stage of PCT/JP06/324429, filed ...

Multi-alloy composite sheet for automotive panels

Multi-alloy composite sheets and methods of producing the composite sheets for use in automotive applications are disclosed. The automotive application may include an automotive panel having a bi-layer or a tri-layer composite sheet with 3xxx and 6xxx aluminum alloys. The composite sheets may be produced by roll bonding or multi-alloy casting, among other techniques. Each of the composite sheets may demonstrate good flat hem rating and mechanical properties, long shelf life, and high dent resistance, among other properties.

Metal-Aluminum Alloy Films From Metal Amidinate Precursors And Aluminum Precursors

Described are methods for deposition of metal-aluminum films using metal amidinate precursors and aluminum precursors. Such metal-aluminum films can include metal aluminum carbide, metal aluminum nitride and metal aluminum carbonitride films. The aluminum precursors may be alkyl aluminum precursors or amine alanes.

Clamping body for an electric conductor

A clamping body for an electric conductor, comprising a clamping body pocket that forms a receiving space for receiving the electric conductor. A threaded bore is formed in a lateral wall of the clamping body pocket in order to receive a screw. The aim of the invention is to devise a solution in which the clamping body substantially has the properties of a clamping body that is made of art alloy containing brass and simultaneously complies with the EU guidelines and regulations prohibiting certain materials. This is achieved in that the clamping body pocket is formed from an alloy containing aluminium, said alloy having a tensile strength of 380 N/mm 2 to 480 N/mm 2 .

Aluminum alloy conductor and method of producing the same

An aluminum alloy conductor, having a specific aluminum alloy composition of Al—Fe—Cu—Mg—Si—(TiN) or Al—Fe—(Cu/Mg/Si)—(TiN), in which, on a cross-section vertical to a wire-drawing direction, a grain size is 1 to 20 μm, and a distribution density of a second phase with a size of 10 to 200 nm is 1 to 10 2 particles/μm 2 ; and a production method thereof.

Aluminum alloy wire

An aluminum alloy, an aluminum alloy wire, an aluminum alloy stranded wire, a covered electric wire, and a wire harness that are of high toughness and high electrical conductivity, and a method of manufacturing an aluminum alloy wire are provided. The aluminum alloy wire contains not less than 0.005% and not more than 2.2% by mass of Fe, and a remainder including Al and an impurity. It may further contain not less than 0.005% and not more than 1.0% by mass in total of at least one additive element selected from Mg, Si, Cu, Zn, Ni, Mn, Ag, Cr, and Zr. The Al alloy wire has an electrical conductivity of not less than 58% IACS and an elongation of not less than 10%. The Al alloy wire is manufactured through the successive steps of casting, rolling, wiredrawing, and softening treatment. The softening treatment can be performed to provide an excellent toughness such as elongation and impact resistance and thereby reduce fracture of the electric wire in the vicinity of a terminal portion when the wire harness is installed.

AEOSOL SYNTHESIS OF FACETED ALUMINUM NANOCRYSTALS

Low temperature gas-phase methods for the preparation of faceted aluminum crystals are disclosed. 1. A method for preparing nanosized aluminum particles , the method comprising heating a vapor phase aluminum precursor at a temperature and for a period of time sufficient to convert at least a portion of the vapor phase aluminum precursor to nanosized aluminum particles2. The method of claim 1 , wherein heating comprises a temperature less than about 660° C.3. The method of claim 1 , wherein heating comprises a temperature less than about 500° C.4. The method of claim 1 , wherein the vapor phase aluminum precursor comprises an organoaluminum compound.5. The method of claim 1 , wherein the vapor phase aluminum precursor comprises triisobutylaluminum.6. The method of claim 1 , wherein the vapor phase aluminum precursor is prepared by contacting an inert gas with an aluminum precursor material or a solution comprising the aluminum precursor material.7. The method of claim 6 , wherein the vapor phase aluminum precursor comprises a triisobutylaluminum aerosol in argon.8. The method of claim 1 , wherein the vapor phase aluminum precursor is heated at temperature of about 350° C.9. The method of claim 1 , wherein heating comprises introducing the vapor phase aluminum precursor into a tube furnace.10. The method of claim 9 , further comprising first heating the vapor phase aluminum precursor at a temperature wherein substantially no decomposition occurs claim 9 , and then heating the vapor phase aluminum precursor at a temperature sufficient to at least partially decompose the vapor phase aluminum precursor.11. The method of claim 1 , further comprising heating the nanosized aluminum particles to anneal at least a portion of the particles.12. The method of claim 11 , wherein heating the nanosized aluminum particles comprises heating at a temperature greater than the temperature used to convert the vapor phase aluminum precursor and less than about 660° C.13. The method of ...

Composite Metal

A metal composite comprising a milled and compacted mixture of powdered aluminium or aluminium alloy and ceramic particles, wherein, on loading of the aluminium with the ceramic particles, the ceramic particles are of an average size of between 0.85 μm and 0.6 μm. 1. A metal composite comprising a milled and compacted mixture of powdered aluminium or aluminium alloy and ceramic particles , wherein , on loading of the aluminium with the ceramic particles , the ceramic particles are of an average size of between 0.85 μm and 0.6 μm.2. A metal composite as claimed in claim 1 , wherein the ceramic particles are of an average size of between 0.75 μm and 0.65 μm.3. A metal composite as claimed in claim 1 , wherein the ceramic particles are of 0.7 μm in size.4. A metal composite as claimed claim 1 , wherein the aluminium is pure aluminium.5. A metal composite as claimed in claim 1 , wherein the aluminium alloy is one having single or joint alloy additions of Cu claim 1 , Mg claim 1 , Mn claim 1 , Li claim 1 , Zn claim 1 , Si claim 1 , Zr claim 1 , Cr claim 1 , Fe claim 1 , Ni claim 1 , Ti.6. A metal composite as claimed in claim 6 , wherein the aluminium alloy is a medium strength alloy including Cu claim 6 , Mg and Mn.7. A metal composite as claimed in claim 7 , wherein the medium strength alloy is AA2124 claim 7 ,8. A metal composite as claimed in claim 6 , wherein the aluminium alloy is a low strength alloy including Mg claim 6 , Si and Cu.9. A metal composite as claimed in claim 6 , wherein the low strength alloy is AA6061.10. A metal composite as claimed in claim 1 , wherein the ceramic particles of silicon carbide claim 1 , boron carbide or aluminium oxide.11. A metal composite as claimed in claim 1 , wherein the volume percentage loading of ceramic particles in the aluminium or aluminium alloy is between 15% and 50%.12. A metal composite as claimed in claim 1 , wherein the volume percentage loading of ceramic particles in the aluminium or aluminium alloy is between ...

ALUMINUM ALLOY FILM, WIRING STRUCTURE HAVING ALUMINUM ALLOY FILM, AND SPUTTERING TARGET USED IN PRODUCING ALUMINUM ALLOY FILM

The present invention provides an Al alloy film that, in a production step of a thin-film transistor substrate, reflective film, reflective anode, touch panel sensor, or the like, can effectively prevent corrosion such as pinhole corrosion (black dots) or corrosion of the Al alloy surface when immersed in a sodium chloride solution, has superior corrosion resistance, is able to suppress hillock formation, and has superior heat resistance. The Al alloy thin film is used as a reflective film or a wiring film on a substrate, and contains 0.01-0.5 at % of Ta and/or Ti and 0.05-2.0 at % of a rare earth element. 1. An Al alloy film , comprising:from 0.01 to 0.5 at. % of Ta, Ti, or a mixture thereof; andfrom 0.05 to 2.0 at. % of a rare earth element.2. The Al alloy film according to claim 1 , wherein the rare earth element is at least one element selected from the group consisting of Nd claim 1 , La claim 1 , and Gd.3. The Al alloy film according to claim 1 , wherein when the Al alloy film is immersed in a 1% aqueous sodium chloride solution at 25° C. for 2 hours and a surface of the Al alloy film is observed with an optical microscope at a magnification of 1000 claim 1 , a fraction of a corroded area in an Al alloy film surface relative to a total area of the Al alloy film surface is suppressed to 10% or less.4. A wiring structure claim 1 , comprising:a substrate;{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the Al alloy film according to ; and'}a transparent conductive film,wherein from the substrate side,the Al alloy film and the transparent conductive film are formed in that order, orthe transparent conductive film and the Al alloy film are formed in that order.5. The wiring structure according to claim 4 , wherein the Al alloy film is directly connected to the transparent conductive film.6. The wiring structure according to claim 4 ,wherein the Al alloy film and the transparent conductive film are formed in that order from the substrate side, andwherein when an ...

Aluminium Material Which Can Be Exposed To High Temperatures, Is Alloyed With Scandium And Has Improved Extrudability

The present invention relates to the use of a process for producing an aluminium material which can be exposed to high temperatures and is alloyed with scandium. In this process, a precursor material made of an alloy comprising the metals aluminium and scandium is introduced into a vacuum chamber, the precursor material is subjected to vacuum degassing and the precursor material is treated with nitrogen gas. This is followed by final vacuum degassing of the precursor material. 2. The method according to claim 1 , wherein the resulting high temperature-loadable aluminium material alloyed with scandium exhibits improved extrusion moldability.3. The method according to claim 1 , wherein the primary material was procuded via the melt spinning method.4. The method according to claim 1 , wherein the primary material is present in the form of granules.5. The method according to claim 1 , wherein the alloy additionally contains magnesium.6. The method according to claim 1 , wherein the alloy additionally comprises at least one other element selected from the group consisting of Zr claim 1 , Ti claim 1 , Y claim 1 , Hf claim 1 , Ta claim 1 , La claim 1 , Ce claim 1 , Tb claim 1 , Nd claim 1 , Eu claim 1 , Gd claim 1 , Dy claim 1 , Ho claim 1 , Zn claim 1 , Mn claim 1 , Ag claim 1 , Li claim 1 , Cu claim 1 , Si and Ca and mixtures thereof.7. The method according to claim 1 , wherein vacuum degassing according to step (b) and/or (d) is performed using a vacuum of 0.1 to 10mbar.8. The method according to claim 1 , wherein vacuum degassing according to step (b) and/or (d) is performed at a temperature of 275 to 400° C.9. The method according to claim 1 , wherein vacuum degassing according to step (b) and/or (d) is performed over a period of 15 min to 30 min.10. The method according to wherein steps (b) and (c) are performed a plurality of times in succession.11. The method according to claim 1 , wherein the method encompasses another claim 1 , additional step (e) in which the ...

Water-reactive al-based composite material, water-reactive al-based thermally sprayed film, process for production of such al-based thermally sprayed film, and constituent member for film-forming chamber

Herein provided are a water-reactive Al-based composite material which is characterized in that it is produced by incorporating, into Al, 2.0 to 3.5% by mass of In, 0.2 to 0.5% by mass of Si and 0.13 to 0.25% by mass of Ti, and which can be dissolved in water through the reaction thereof in a water-containing atmosphere; a water-reactive Al-based thermally sprayed film produced using this composite material; a method for the production of this Al-based thermally sprayed film; and a constituent member for a film-forming chamber which is provided with this Al-based thermally sprayed film on the surface thereof.

Methods of producing nanoparticle reinforced metal matrix nanocomposites from master nanocomposites

Methods of forming metal matrix nanocomposites are provided. The methods include the steps of introducing a master metal matrix nanocomposite into a molten metal at a temperature above the melting temperature of the master metal matrix nanocomposite, allowing at least a portion of the master metal matrix nanocomposite to mix with the molten metal and, then, solidifying the molten metal to provide a second metal matrix nanocomposite.

ALUMINUM COMPOSITE AND METHOD OF MAKING SAME

The present invention includes a method of making aluminum composite compositions and to an aluminum composite composition for creating a heat-treatable material that is harder, tougher, and lighter per volume than standard aluminum. 1. A molten aluminum composite precursor comprising:(a) molten aluminum and(b) carbon present in said molten aluminum in an amount in the range of about 0.08% and %10.0 by weight and homogeneously dispersed in solution throughout said molten aluminum;and wherein an electric current is being passed through said molten aluminum so as to cause a change in grain structure as compared to aluminum.3. A method for incorporating carbon homogeneously into an aluminum feedstock for forming a hardened aluminum product , which comprises the steps of:(a) providing a molten aluminum feedstock;(b) mixing a material selected from the group consisting of organic compounds and carbonaceous materials with said molten aluminum while running electric current through said molten aluminum; and(c) recovering said hardened aluminum product with carbon homogeneously dispersed in solution throughout whereby said aluminum product has a grain structure altered as compared to aluminum.4. A method according to wherein said material comprises a material selected from the group consisting of powdered carbon claim 3 , charcoal claim 3 , activated carbon claim 3 , polyethylene claim 3 , polypropylene claim 3 , polystyrene claim 3 , thermally decomposable organic polymers claim 3 , and mixtures thereof.5. A method according to wherein said mixing is carried out under an inert atmosphere.6. A method according to wherein said carbon is present in an amount in the range of between about 0.08 and about 10.0 weight-percent.7. A method according to wherein said hardened aluminum product has a density less than that of 99.5% pure aluminum.9. A method for incorporating carbon homogeneously into an aluminum feedstock for forming a hardened aluminum product claim 3 , which ...

ALUMINUM FIN ALLOY AND METHOD OF MAKING THE SAME

The present invention relates to an aluminum alloy product for use as a finstock material within brazed heat exchangers and, more particularly, to a finstock material having high strength and conductivity after brazing. The invention is an aluminum alloy finstock comprising the following composition in weight %: 2. A product according to claim 1 , wherein the Si content is 0.9-1.1 weight %.3. A product according to claim 1 , wherein the Mn content is 0.9-1.1 weight %.4. A product according to claim 1 , wherein the Zn content is 0.25-2.5 weight %.5. A product according to claim 1 , characterised in that the aluminum alloy finstock possesses a longitudinal UTS ≧140 MPa and a conductivity ≧46% IACS after brazing at 600° C.7. A method as claimed in claim 7 , wherein the continuous casting step a) is a twin roll casting process.8. A method as claimed in claim 7 , wherein the foil gauge is <0.07 mm.9. A method as claimed in claim 7 , wherein the foil gauge is <0.06 mm.10. A method as claimed in claim 7 , wherein the foil gauge is <0.055 mm. This application claims the priority right of prior co-pending provisional patent application Ser. No. 61/576,602 filed Dec. 16, 2011 by applicants named herein. The entire contents of application Ser. No. 61/576,602 are specifically incorporated herein by this reference.1. Field of the InventionThe present invention relates to aluminum alloy products for use as finstock materials within brazed heat exchangers and more particularly to finstock materials having high strength and conductivity after brazing and good sag resistance. The invention also relates to a method of making such finstock materials.2. Background ArtAluminum alloys have been used in the production of automotive radiators for many years, such radiators typically comprising fins and tubes, the tubes containing cooling fluid. The fins and tubes are usually joined in a brazing operation. The finstock material is normally fabricated from a so-called 3XXX series aluminum ...

ALUMINUM ALLOY FOR DIE-CASTING

The present invention relate to an aluminum alloy for die-casting. More particularly, the present invention relate to an aluminum alloy being usable for die-casting and including 1.0% to 5.0% by weight of Mn, 0.5% to 1.5% by weight of Zn, 1.0% to 2.0% by weight of Zr, 0.5% to 1.5% by weight of Cu and 85% to 97% by weight of aluminum. Surface smut due from silicon smutting is not caused after a molding process so that a product can have a clear color. Furthermore, the aluminum alloy can increase an adhesion strength of a coating layer thereby increasing a durability of a die-casting product. Furthermore, because the aluminum alloy does not include a heavy metal harmful to human being, the aluminum alloy may be non-toxic and environment-friendly. 1. An aluminum alloy for die-casting comprising 1.0% to 5.0% by weight of Mn , 0.5% to 1.5% by weight of Zn , 1.0% to 2.0% by weight of Zr , 0.5% to 1.5% by weight of Cu and 85% to 97% by weight of aluminum.2. The aluminum alloy for die-casting of claim 1 , further comprising:0.1% to 0.6% by weight of Si.3. The aluminum alloy for die-casting of claim 1 , further comprising:0.5% to 1.5% by weight of Fe.4. The aluminum alloy for die-casting of claim 1 , further comprising:equal to or less than 0.1% by weight of Ni.5. The aluminum alloy for die-casting of claim 1 , further comprising:0.5% to 1.0% by weight of Mg.6. The aluminum alloy for die-casting of claim 1 , further comprising:0.3% to 0.7% by weight of Ti.7. The aluminum alloy for die-casting of claim 1 , wherein the aluminum alloy has a tensile strength of 180 Mpa to 250 Mpa claim 1 , and an elongation of 5% to 10%. The present invention relate to an aluminum alloy for die-casting. More particularly, the present invention relate to an aluminum alloy being usable for die-casting and including 1.0% to 5.0% by weight of Mn, 0.5% to 1.5% by weight of Zn, 1.0% to 2.0% by weight of Zr, 0.5% to 1.5% by weight of Cu and 85% to 97% by weight of aluminum.An aluminum alloy has a light ...

ALUMINUM RIBBON FOR ULTRASONIC BONDING

[Problem to be Solved]The invention providesa bonding ribbon which can guarantee a uniform fusing over the entire joint area throughout hundreds of thousands of continuous ultrasonic bonding cycles and which can realize an improved bonding strength and which also can avoid being broken while it is looped. 1. An aluminum ribbon for ultrasonic bonding made of an aluminum alloy with aluminum content of 99 mass % or higher , the alloy being made from additive elements and the balance aluminum , characterized in that said ribbon is in a shape of an extremely thin tape which is obtained by rolling a wire taken from a multi-stage wire drawing , that an average grain size within a cross section of this ribbon is 5-200 micrometers (μm) , that the surface of this extremely thin tape is mirror-finished to an extent that the surface roughness Ris 2 micrometers (m) or smaller , and that the ribbon has been subjected to a liquid immersion treatment or a gas exposure treatment wherein the liquid or gas is a substance having a vapor pressure higher than water and is selected from water-soluble hydrocarbons solvents , alcoholic solvents , ketone solvents , and ether type solvents.2. An aluminum ribbon for ultrasonic bonding as claimed in claim 1 , wherein said alcoholic solvents are ethanol claim 1 , methanol claim 1 , butanol claim 1 , n-propyl alcohol claim 1 , phenol claim 1 , ethylene glycol claim 1 , tridecanol and grycelin.3. An aluminum ribbon for ultrasonic bonding as claimed in claim 1 , wherein said alcoholic solvents are ethanol claim 1 , methanol claim 1 , and n-propyl alcohol.4. An aluminum ribbon for ultrasonic bonding as claimed in claim 1 , wherein said ketone solvents are acetone and methyl ethyl ketone.5. An aluminum ribbon for ultrasonic bonding as claimed in claim 1 , wherein said ether type solvents are methyl n-propyl ether claim 1 , diethylene glycol monoethyl ether claim 1 , diethylene glycol monobutyl ether claim 1 , diethylene glycol dimethyl ether claim 1 ...

Oxide Coated Metal Pigments and Film-Forming Compositions

This invention relates to sacrificial-metal pigments coated with an effective amount of at least one metal oxide or a combination of metal oxides such as a chromium-zirconium oxide, and the process for preparing said coated pigments and combination thereof with film-forming binders for coating metal substrates to inhibit corrosion. The coated sacrificial-metal pigments are electrically active to prevent corrosion of metal substrates that are more cathodic (electropositive) than the metal oxide coated metal pigments.

PARTICULATE ALUMINIUM MATRIX NANO-COMPOSITES AND A PROCESS FOR PRODUCING THE SAME

The present invention provides a process for reinforced aluminum matrix composite. The aluminum matrix composite is reinforced with compound selected from the group consisting of Titanium carbide, Titanium boride, Vanadium and Zirconium compounds. The process is carried out pneumatically using pressurized carrier gas. The pressurized carrier gas also provides efficient stirring during the process which leads to uniform dispersion of the particulate in the aluminum matrix. 1. A process for preparing particulate aluminum matrix nano-composites , said process comprising the following steps:a. injecting a mixture comprising (i) at least one metal bearing compound selected from the group consisting of titanium compounds, vanadium compounds and zirconium compounds, and (ii) at least one non-metal bearing compound selected from the group containing carbon bearing compounds, boron bearing compounds and oxygen bearing compounds, into molten aluminum metal maintained at a temperature in the range of 7500 C to 12000 C to obtain a melt;b. agitating the melt for a period of 5 to 60 minutes to obtain molten alloy; andc. casting and solidifying the molten alloy.2. The process as claimed in claim 1 , wherein the injecting step is carried out such that at least one of the compounds in the mixture is injected pneumatically.3. The process as claimed in claim 1 , wherein the injecting step is carried out pneumatically using pressurized carrier gas.4. The process as claimed in claim 1 , wherein at least one of the compounds in the mixture in step a) is pneumatically injected into the molten aluminum through a feeder attached to a submersible lance claim 1 , said lance being immersed in the molten aluminum metal.5. The process as claimed in claim 1 , wherein the melt is agitated with a carrier gas.6. The process as claimed in claim 1 , wherein the melt is agitated with the carrier gas over a period of 5 to 60 minutes.7. The process as claimed in claim 1 , wherein the carrier gas is ...

Aluminum Die Casting Alloy

Aluminum die casting alloy comprising 2 to 6% by weight nickel, 0.1 to 0.4% by weight zirconium, 0.1 to 0.4% by weight vanadium, optionally up to 5% by weight manganese, optionally up to 2% by weight iron, optionally up to 1% by weight titanium, optionally total max. 5% by weight transition elements including scandium, lanthanum, yttrium, hafnium, niobium, tantalum, chromium and/or molybdenum, and aluminum as the remainder with further elements and impurities due to production total max. 1% by weight.

ATOMIZED PICOSCALE COMPOSITION ALUMINUM ALLOY AND METHOD THEREOF

The invention is a process for manufacturing a nano aluminum/alumina metal matrix composite and composition produced therefrom. The process is characterized by providing an aluminum powder having a natural oxide formation layer and an aluminum oxide content between about 0.1 and about 4.5 wt. % and a specific surface area of from about 0.3 and about 5 m/g, hot working the aluminum powder, and forming a superfine grained matrix aluminum alloy. Simultaneously there is formed in situ a substantially uniform distribution of nano particles of alumina. The alloy has a substantially linear property/temperature profile, such that physical properties such as strength are substantially maintained even at temperatures of 250° C. and above. 1. A process for manufacturing a nano aluminum/alumina metal matrix composite , comprising the steps of:{'sup': '2', 'a) providing an aluminum powder having a natural layer of aluminum oxide, the aluminum powder having an aluminum oxide content between about 0.1 and about 4.5 wt. % and a specific surface area of from about 0.3 and about 5.0 m/g;'}b) hot working the aluminum powder, and forming thereby a superfine grained matrix aluminum alloy; andc) simultaneously forming in situ a substantially uniform distribution of nano particles of said aluminum oxide throughout said alloy by redistributing said aluminum oxide;wherein said alloy has a substantially linear property/temperature profile.2. A process as claimed in claim 1 , wherein said aluminum powder has a particle size distribution of less than about 30 μm.3. A process as claimed in claim 1 , wherein said superfine matrix aluminum alloy has a particle size of about 200 nm.4. A process as claimed in claim 1 , wherein the step of hot working is carried out at a temperature less than the melting point of said alloy.5. A process as claimed in claim 1 , wherein the aluminum powder is formed by a powder atomization manufacturing process and has a particle size of less than about 30 μm in ...

Aluminum alloy material and method of manufacturing aluminum alloy backboard

The present invention discloses an aluminum alloy material, which is made of raw material of aluminum alloy. The raw material of aluminum alloy consists of the following constituents by percentage of weight: graphene: 0.1%˜1%, carbon nano tube: 1%˜5%, the rest being Al. The aluminum alloy material of the present invention has a good performance of heat dissipation, the thermal conductivity is higher than 200 W/m. Meanwhile, the present invention further provides a method of manufacturing aluminum alloy backboard, in which method, the raw material of aluminum alloy is heated and melted in a heating furnace, afterwards, the raw material of aluminum alloy after melting is formed into an aluminum alloy backboard by die-casting, in this way, the utilization rate of material is increased and the manufacturing cost of the backboard is reduced.

Aluminum alloy brazing sheet for heat exchanger

An aluminum alloy brazing sheet for heat exchangers has a core, a sacrificial material formed on one side of the core, and a brazing filler metal formed on the other side of core. The core is made of an aluminum alloy containing predetermined amounts of Si, Cu, and Mn, the balance being Al and unavoidable impurities. The sacrificial material is made of an aluminum alloy containing predetermined amounts of Si, Zn, and Mg with the balance of Al and unavoidable impurities. The brazing filler metal is made of an aluminum alloy. The aluminum alloy brazing sheet for heat exchangers has a work hardening exponent n of not less than 0.05. The aluminum alloy brazing sheet for heat exchangers has excellent strength and corrosion resistance even when it is formed into a thin material and also has excellent high frequency weldability and weld cracking resistance during electric resistance welding (high frequency welding properties).

ALUMINUM ALLOY FORGED MATERIAL FOR AUTOMOTIVE VEHICLES AND PRODUCTION METHOD FOR THE MATERIAL

An aluminum alloy forged material for automotive vehicles comprises 0.6˜1.2 mass % of Mg, 0.7˜1.5 mass % of Si, 0.1.˜0.5 mass % of Fe, 0.01˜0.1 mass % of Ti, 0.3˜1.0 mass % of Mn, at least one of 0.1˜0.4 mass % of Cr and 0.05˜0.2 mass % of Zr, a restricted amount of Cu that is less than or equal to 0.1 mass %, a restricted amount of Zn that is less than or equal to 0.05 mass %, a restricted amount of H that is less than or equal to 0.25 ml in 100 g Al and a remainder of Al and inevitably contained impurities, and the material includes precipitated crystalline particles among which the largest one has a maximum equivalent circle diameter equal to or less than 8 μm and an area ratio of the precipitated crystalline particles is equal to or less than 3.6%. 1. An aluminum alloy forged material comprising;0.6˜1.2 mass % of Mg;0.7˜1.5 mass % of Si;0.1˜0.5 mass % of Fe;0.01˜0.1 mass % of Ti;0.3˜1.0 mass % of Mn;at least one of 0.1˜0.4 mass % of Cr and 0.05-0.2 mass % of Zr;a restricted amount of Cu that is less than or equal to 0.1 mass %,a restricted amount of Zn that is less than or equal to 0.05 mass %,a restricted amount of H that is less than or equal to 0.25 ml in 100 g Al anda remainder of Al and inevitably contained impurities,wherein the aluminum alloy forged material includes precipitated crystalline particles among which a largest precipitated crystalline particle has a maximum equivalent circle diameter less than or equal to 8 μm and has a tensile strength larger than or equal to 420 MPa, and an area ratio of the precipitated crystalline particles is equal to or less than 3.6%.2. A production method for the aluminum alloy forged material as described in comprising processes to be performed in a following order of;{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a melting and casting process of melting the aluminum alloy having the composition as described in to a melting temperature between 700° C. and 780° C. and casting the melt aluminum alloy to an ingot;'} ...

Electrical Conductor for Transporting Electrical Energy and Corresponding Production Method

An electrical conductor for transmission of electrical power, having a total cross-section equal to or above 10 mm 2 and comprising a plurality of stranded filamentary members, where at least one of the filamentary members is made from microalloyed copper or microalloyed aluminium having annealing temperatures higher than 250° C., and has the side surface thereof totally coated with a fluorinated polymer. The conductor has a better behavior relative to the skin effect and allows operation at high temperatures. Furthermore, if the electrical conductor is suspended, it has a smaller sag and prevents or reduces the accumulation of ice and/or snow.

Aluminum alloy wire, and aluminum alloy twisted wire, covered electrical wire and wire harness using the same

An aluminum (Al) alloy wire, which is an extra fine wire having a wire diameter of 0.5 mm or less, contains, in mass %, Mg at 0.03% to 1.5%, Si at 0.02% to 2.0%, at least one element selected from Cu, Fe, Cr, Mn and Zr at a total of 0.1% to 1.0% and the balance being Al and impurities, and has an electrical conductivity of 40% IACS or more, a tensile strength of 150 MPa or more, and an elongation of 5% or more. By producing the extra fine wire from an Al alloy of a specific composition containing Zr, Mn and other specific elements, though the extra fine wire is extra fine, it has a fine structure with a maximum grain size of 50 μm or less and is superior in elongation.

ALUMINUM ALLOY FOR SMALL-BORE HOLLOW SHAPE USE EXCELLENT IN EXTRUDABILITY AND INTERGRANULAR CORROSION RESISTANCE AND METHOD OF PRODUCTION OF SAME

Provided as an aluminum alloy for finely hollow shapes is an aluminum alloy that is reduced in the content of Cu, which is problematic with respect to intergranular corrosion resistance, and that can be kept having a noble self-potential and has excellent extrudability. The alloy has a chemical composition which contains 0.05-0.15 mass % Fe, up to 0.10 mass % Si, 0.03-0.07 mass % Cu, 0.30-0.55 mass % Mn, 0.03-0.06 mass % Cr, and 0.08-0.12 mass % Ti and which optionally further contains up to 0.08 mass % V so as to satisfy the relationship Ti+V=0.08 to 0.2 mass %. Also provided is a process for producing a finely hollow aluminum alloy shape.

Clad material for insulating substrates

A clad material 1 A for insulating substrates is provided with a Ni layer 4 made of Ni or a Ni alloy, a Ti layer 6 made of Ti or a Ti alloy and arranged on one side of the Ni layer, and a first Al layer 7 made of Al or an Al alloy and arranged on one side of the Ti layer 6 that is opposite to a side of the Ti layer 6 on which the Ni layer 4 is arranged. The Ni layer 4 and the Ti layer 6 are joined by clad rolling. A Ni—Ti series superelastic alloy layer 5 formed by alloying at least Ni of constituent elements of the Ni layer 4 and at least Ti of constituent elements of the Ti layer 6 is interposed between the Ni layer 4 and the Ti layer 6. The Ti layer 6 and the first Al layer 7 are joined by clad rolling in an adjoining manner.

Monolithic aluminum alloy target and method of manufacturing

Aluminum or aluminum alloy sputter targets and methods of making same are provided. The pure aluminum or aluminum alloy is mechanically worked to produce a circular blank, and then the blank is given a recrystallization anneal to achieve desirable grain size and crystallographic texture. A 10-50% additional strain is provided to the blank step after the annealing to increase the mechanical strength. Further, in a flange area of the target, the strain is greater than in the other target areas with the strain in the flange area being imparted at a rate of about 20-60% strain. The blank is then finished to form a sputtering target with desirable crystallographic texture and adequate mechanical strength.

Al-based alloy sputtering target and cu-based alloy sputtering target

Film-formation rate can be increased in the pre-sputtering and in the subsequent sputtering onto a substrate or the like, and sputtering failures such as splashes can be inhibited, by making an Al-based alloy or Cu-based alloy spurting target fulfill the following requirements (1) and/or (2) when the total area ratio of crystal orientations <001>±15°, <011>±15°, <111>±15°, <112>±15°, and <012>±15° in the sputtering surface normal direction in the depth within 1 mm from the uppermost surface of the sputtering target is referred to as a P value: (1) the area ratio PA of <011>±15° to the P value: 40% or lower; and (2) the total area ratio PB of <001>±15° and <111>±15° to the P value: 20% or higher.

Strength Evaluating Method for Aluminum Die Cast Part, Aluminum Die Cast Part, and Defect Detecting Method for the Same

There is provided an aluminum die cast part strength evaluating method is provided for correctly evaluating strength of an actual aluminum die cast part. Strength of the actual aluminum die cast part will be correctly evaluated by conducting ultrasonic inspection of a predetermined range of a high stress region of an aluminum die cast part, which is found out through stress analysis beforehand, for an internal defect, and evaluating that the aluminum die cast part has a predetermined strength if the maximum internal defect area within the predetermined range is equal to or less than a predetermined value. Moreover, an actual aluminum die cast part with a predetermined strength will be evaluated correctly by: evaluating strength using the aluminum die cast part strength evaluating method and setting the maximum-possible internal defect area within the predetermined range of the high stress region to 0.8 mmor less. 1. A method for evaluating strength of an aluminum die cast part , the method comprising:conducting ultrasonic inspection for an internal defect in a predetermined range of a high stress region in an aluminum die cast part, which is found through stress analysis beforehand; andevaluating that the aluminum die cast part has a predetermined strength if the maximum internal defect area within the predetermined range is equal to or less than a predetermined value.2. A method for evaluating strength of an aluminum die cast part , the method comprising:conducting ultrasonic inspection for an internal defect in a predetermined range of a high stress region defect; wherein the high stress region is destroyed through a bending test of the aluminum die cast part and found through stress analysis beforehand; andevaluating that the aluminum die cast part has a predetermined strength if the maximum internal defect area within the predetermined range is equal to or less than a predetermined value.3. An aluminum die cast part wherein the strength of the aluminum die cast ...

CASTING ALUMINUM ALLOY WITH DISPERSED CNT AND METHOD FOR PRODUCING THE SAME

The present disclosure provides a casting aluminum alloy with dispersed carbon nanotubes (CNT), which is molded by charging an oxide-coated CNT in the range of 1 to 5 vol % into a molten Al—Ti—B-based alloy, and stirring the resulting mixture. The aluminum alloy has enhanced elasticity by forming a TiBcompound in a structure, and a method for producing the same. 1. A casting aluminum alloy , comprising:carbon nanotubes (CNT), wherein the CNT are oxide coated and present in the range of 1 to 5 vol %; andan Al—Ti—B alloy, wherein the CNT are evenly dispersed throughout the Al—Ti—B alloy.2. The casting aluminum alloy of claim 1 , wherein the Al—Ti—B-based alloy is formed by mixing/stirring a molten Al—Ti-based alloy and a molten Al—B-based alloy by an in-situ method.3. The casting aluminum alloy of claim 2 , wherein the Al—Ti-based alloy comprises Ti in the range of 2 to 7 wt %.4. The casting aluminum alloy of claim 2 , wherein the Al—Ti-based alloy comprises Ti at about 2 wt %.5. The casting aluminum alloy of claim 2 , wherein the Al—Ti-based alloy comprises Ti at about 3 wt %.6. The casting aluminum alloy of claim 2 , wherein the Al—Ti-based alloy comprises Ti at about 4 wt %.7. The casting aluminum alloy of claim 2 , wherein the Al—Ti-based alloy comprises Ti at about 5 wt %.8. The casting aluminum alloy of claim 2 , wherein the Al—Ti-based alloy comprises Ti at about 6 wt %.9. The casting aluminum alloy of claim 2 , wherein the Al—Ti-based alloy comprises Ti at about 7 wt %.10. The casting aluminum alloy of claim 2 , wherein the Al—B-based alloy comprises B in the range of 1 to 3 wt %.11. The casting aluminum alloy of claim 2 , wherein the Al—B-based alloy comprises B at about 1 wt %.12. The casting aluminum alloy of claim 2 , wherein the Al—B-based alloy comprises B at about 2 wt %.13. The casting aluminum alloy of claim 2 , wherein the Al—B-based alloy comprises B at about 3 wt %.14. A method for producing the casting aluminum alloy of comprising:(a) forming a ...

Aluminum alloy composition and method

An aluminum alloy composition includes, in weight percent: 0.7-1.10 manganese; 0.05-0.25 iron; 0.21-0.30 silicon; 0.005-0.020 nickel; 0.10-0.20 titanium; 0.014 max copper; and 0.05 max zinc, with the balance being aluminum and unavoidable impurities. The alloy may tolerate higher nickel contents than existing alloys, while providing increased corrosion resistance, as well as similar extrudability, strength, and performance. Billets of the alloy may be homogenized at 590-640° C. and controlled cooled at less than 250° C. per hour. The homogenized billet may be extruded into a product, such as an aluminum alloy heat exchanger tube.

AL ALLOY FILM FOR DISPLAY OR SEMICONDUCTOR DEVICE, DISPLAY OR SEMICONDUCTOR DEVICE HAVING AL ALLOY FILM, AND SPUTTERING TARGET

Provided is an Al alloy film for display devices, which has excellent heat resistance under high temperatures, low electric resistance (wiring resistance), and excellent corrosion resistance under alkaline environments. The present invention relates to an Al alloy film containing Ge (0.01-2.0 at. %) and a group X element (Ta, Ti, Zr, Hf, W, Cr, Nb, Mo, Ir, Pt, Re, and/or Os), wherein, with regard to precipitates each containing Al, the group X element and Ge generated when a heat treatment at 450 to 600° C. is carried out, the density of some of the precipitates which have equivalent circle diameters of 50 nm or more is controlled. 134-. (canceled)35. An Al alloy film , comprising:0.01 to 2.0 at % Ge; andat least one element X selected from the group consisting of Ta, Ti, Zr, Hf, W, Cr, Nb, Mo, Ir, Pt, Re, and Os;wherein:first precipitates comprising Al, Ge, and the at least one element X are present in the Al alloy film;each of the first precipitates has an equivalent circle diameter of 50 nm or more; and{'sup': '2', 'the first precipitates are present at a density of 200,000 particles/mmor more in the Al alloy film.'}36. The Al alloy film of claim 35 , wherein each of the first precipitates has an equivalent circle diameter of 1 μm or less.37. The Al alloy film of claim 35 , wherein the at least one element X is present in the Al alloy film in an amount of 0.1 to 5 at %.38. The Al alloy film of claim 35 , wherein:the Al alloy film comprises at least two elements X;second precipitates comprising Al and the at least two elements X are present in the Al alloy film;each of the second precipitates has an equivalent circle diameter of 50 nm or more; and{'sup': '2', 'the second precipitates are present at a density of 100,000 particles/mmor more in the Al alloy film.'}39. The Al alloy film of claim 38 , wherein each of the second precipitates has an equivalent circle diameter of 1 μm or less.40. The Al alloy film of claim 35 , wherein:the Al alloy film comprises at least ...

Electrode material for aluminum electrolytic capacitor, and process for producing same

The present invention provides an electrode material for an aluminum electrolytic capacitor, which does not require any etching treatment and which has improved bending strength. Specifically, the present invention provides an electrode material for an aluminum electrolytic capacitor, which comprises, as constituent elements, a sintered body of a powder of at least one member selected from the group consisting of aluminum and aluminum alloys and an aluminum foil substrate that supports the sintered body thereon, which is characterized in that (1) the powder has an average particle size D 50 of 0.5 to 100 μm, (2) the sintered body is formed on one surface or both surfaces of the aluminum foil substrate and has a total thickness of 20 to 1,000 μm, and (3) the aluminum foil substrate has a thickness of 10 to 200 μm and an Si content of 10 to 3,000 ppm.

Reduced zinc showerhead

Embodiments described herein generally relate to an aluminum alloy showerhead with a reduced zinc content for use in semiconductor processing chambers. The showerhead may be utilized in processing chambers adapted for making low temperature polysilicon (LTPS) liquid crystal displays (LCD) or LTPS organic light emitting diode (OLED) displays which may be controlled by thin film transistors (TFT). More specifically, embodiments described herein relate to a reduced zinc showerhead.

Strip of aluminium alloy for manufacturing brazed heat exchangers

A strip intended for the manufacture of brazed heat exchangers, having a core made of an alloy with the composition (weight %):Si: 0.10-0.30%, preferably 0.15-0.25%Fe<0.25%, preferably 0.1-0.2%Cu: 0.85-1.1%, preferably 0.9-1.0%Mn: 1.2-1.7%, preferably 1.2-1.4%Mg: 0.1-0.3%, preferably 0.1-0.21%Zn<0.1%Ti 0.05-0.20%, preferably 0.06-0.15%, more preferably 0.06-0.1%optionally up to 0.15% of Bi and/or Yother elements <0.05% each and <0.15% in total,remainder aluminium.

Value stream process for forming vehicle rails from extruded aluminum tubes

A value stream process or method for forming vehicle rails from extruded aluminum tubes includes the steps of extruding an aluminum tube and hydroforming the extruded aluminum tube into a vehicle rail. More specifically, the method includes extruding the aluminum tube, bending the aluminum tube, preforming the aluminum tube, hydroforming the aluminum tube into a vehicle rail, trimming the vehicle rail to length and then artificially aging the rail followed by batch chemical pretreatment. In an alternative embodiment the artificial aging and batch chemical pretreatment processes are performed in reverse order. In either of the embodiments, localized induction annealing to recover formability may be performed between bending and preforming, between preforming and hydroforming or both.

CONTROL OF RECRYSTALLIZATION IN COLD-ROLLED AlMn(Mg)ScZr SHEETS FOR BRAZING APPLICATIONS

A method for fabricating an article from an aluminum alloy is provided. The method includes providing an aluminum alloy containing at least 0.04 wt % Sc, at least 0.5 wt % Mn, at least 0.5 wt % Zr, at least 0.05 wt % Mg, and at least 90 wt % Al; casting the alloy into a sheet; subjecting the cast alloy to a thermal cycle which includes raising the temperature of the alloy along a first temperature gradient, holding the temperature of the alloy at a temperature T for a period of time t, and reducing the temperature of the alloy along a second temperature gradient; and utilizing the sheet in a brazing operation. 1A. A method for fabricating an article from an aluminum alloy , comprising: (a) at least 0.04 wt % Sc,', '(b) at least 0.5 wt % Mn,', '(c) at least 0.05 wt % Zr,', '(d) at least 0.05 wt % Mg, and', '(e) at least 90 wt % Al;, 'providing an aluminum alloy containing'}casting the alloy into a sheet;subjecting the cast alloy to a thermal cycle which includes raising the temperature of the alloy along a first temperature gradient, holding the temperature of the alloy at a temperature T for a period of time t, and reducing the temperature of the alloy along a second temperature gradient; andutilizing the sheet in a brazing operation.21A. The method of claim A , wherein T is at least 250° C.31A. The method of claim A , wherein T is at least 300° C.41A. The method of claim A , wherein T is at least 350° C.51A. The method of claim A , wherein T is at least 400° C.61A. The method of claim A , wherein T is at least 450° C.71A. The method of claim A , wherein T is within the range of 250° C. to 450° C.81A. The method of claim A , wherein T is within the range of 300° C. to 400° C.91A. The method of claim A , wherein t is 30 minutes.101A. The method of claim A , wherein t is 1 hour.111A. The method of claim A , wherein t is 2 hours.121A. The method of claim A , wherein t is 4 hours.131A. The method of claim A , wherein utilizing the sheet in a brazing operation exposes ...

METHOD OF MANUFACTURING HIGH-CONDUCTIVITY WEAR RESISTANT SURFACE ON A SOFT SUBSTRATE

A method of forming a valve seat of an engine head formed from a first composition includes forming a groove at a predetermined valve seat location of a bore defined by the engine head. A source of directed heat energy preheats at least the valve seat location to about a temperature of the melting point of the first composition with the source of directed heat energy. The source of directed heat energy is infused with a material having a second composition generating a melt pool upon the groove by direct metal deposition with the melt pool including the second composition. The second composition includes a heat conductivity generally equal to a heat conductivity of the first composition for providing efficient transfer of heat energy from the first composition to the second composition. 1. A method of forming a valve seat of an engine head formed from a first composition includes the steps of:forming a groove at a predetermined valve seat location of a bore defined by said engine head;providing a source of directed heat energy;preheating at least said valve seat location to about a temperature of the melting point of the first composition with the source of directed heat energy;infusing the source of directed heat energy with a material having a second composition and generating a melt pool upon the groove by direct metal deposition, with the melt pool including the second composition; andsaid second composition including a heat conductivity generally equal to or greater than a heat conductivity of the first composition for providing efficient transfer of heat energy from the first composition to the second composition.2. The method set forth in claim 1 , wherein said step of infusing the source of directed heat energy with a material having a second composition is further defined by providing a second composition comprising:copper in the amount of 40-50 percent by weight;cobalt in the amount of 15-25 percent by weight;carbon in the amount of less than 0.1 percent ...

Aluminum alloy fin material for heat exchangers, and method of producing the same, and heat exchanger

A heat exchanger aluminum alloy fin material, comprising Si 0.5 to 1.5 mass %; Fe 0.1 to 1.0 mass %; Mn 0.8 to 2.2 mass %; Zn 0.4 to 2.5 mass %; and further at least one selected from Cu, Ti, Zr, Cr, and V each in 0.02 to 0.3 mass %, with the balance being Al and unavoidable impurities, wherein a metallographic microstructure before braze-heating is such that a density of second phase particles having a circle-equivalent diameter of less than 0.1 μm is less than 1×10 7 particles/mm 2 , and that a density of second phase particles having a circle-equivalent diameter of 0.1 μm or more is 5×10 4 particles/mm 2 or more, wherein a tensile strength before braze-heating, TS B , a tensile strength after braze-heating, TS A , and a sheet thickness of the fin material, t, satisfy: 0.4≦(TS B −TS A )/t≦2.1, and wherein the sheet thickness is 150 μm or less.

NANOSTRUCTURED ALUMINUM ZIRCONIUM ALLOYS FOR IMPROVED ANODIZATION

Techniques for forming an enclosure comprised of aluminum zirconium alloy layer are disclosed. In some embodiments, aluminum ions and zirconium ions can be dissolved in a non-aqueous ionic liquid in an electrolytic plating bath. A reverse pulsed electric current can facilitate in co-depositing the aluminum ions and the zirconium ions onto a metal substrate. The resulting aluminum zirconium alloy layer can include nanocrystalline grain structures, which can impart the alloy layer with increased hardness and increased resistance to scratching, denting, and abrasion. In some embodiments, the aluminum zirconium alloy layer can be anodized to form an aluminum oxide layer. Subsequent to the anodization operation, the oxidized layer is able to retain its substantially neutral color. 1. A method of forming a consumer electronic product enclosure including an aluminum zirconium alloy , the method comprising:co-depositing aluminum ions and zirconium ions onto a metal substrate.2. The method of claim 1 , further comprising:oxidizing at least a portion of the aluminum zirconium alloy to form an aluminum oxide layer.3. The method of claim 1 , wherein the aluminum ions and zirconium ions are co-deposited in a plating bath that includes a non-aqueous ionic liquid.4. The method of claim 1 , wherein co-depositing the aluminum ions and the zirconium ions comprises applying a pulsed electric current.5. The method of claim 4 , wherein applying the pulsed electric current is associated with forming a nanocrystalline structure within the aluminum zirconium alloy.6. The method of claim 4 , wherein applying the pulsed electric current comprises:applying a cathodic pulse current to a cathode metal substrate such as to deposit dissolved metal ions onto the cathode metal substrate; and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'applying an anodic pulse current to the cathode metal substrate such as to re-dissolve part of a metal layer formed as a result of applying the cathodic pulse ...

ALUMINUM ALLOY WIRE ROD, ALUMINUM ALLOY STRANDED WIRE, COATED WIRE, WIRE HARNESS AND MANUFACTURING METHOD OF ALUMINUM ALLOY WIRE ROD

An aluminum alloy wire rod having a composition comprising Mg: 0.10-1.00 mass %, Si: 0.10-1.00 mass %, Fe: 0.01-1.40 mass %, Ti: 0.000-0.100 mass %, B: 0.000-0.030 mass %, Cu: 0.00-1.00 mass %, Ag: 0.00-0.50 mass %, Au: 0.00-0.50 mass %, Mn: 0.00-1.00 mass %, Cr: 0.00-1.00 mass %, Zr: 0.01-0.50 mass %, Hf: 0.00-0.50 mass %, V: 0.00-0.50 mass %, Sc: 0.00-0.50 mass %, Co: 0.00-0.50 mass %, and Ni: 0.00-0.50 mass %. Mg/Si ratio is greater than 1. A dispersion density of compound particles having a particle size of 20 nm to 1000 nm is greater than or equal to 1 particle/μm. In a distribution of the compound particles in the aluminum alloy wire rod, a maximum dispersion density of the compound particles is less than or equal to five times a minimum dispersion density of the compound particles. 1. An aluminum alloy wire rod having a composition comprising Mg: 0.10 mass % to 1.00 mass % , Si: 0.10 mass % to 1.00 mass % , Fe: 0.01 mass % to 1.40 mass % , Ti: 0.000 mass % to 0.100 mass % , B: 0.000 mass % to 0.030 mass % , Cu: 0.00 mass % to 1.00 mass % , Ag: 0.00 mass % to 0.50 mass % , Au: 0.00 mass % to 0.50 mass % , Mn: 0.00 mass % to 1.00 mass % , Cr: 0.00 mass % to 1.00 mass % , Zr: 0.01 mass % to 0.50 mass % , Hf: 0.00 mass % to 0.50 mass % , V: 0.00 mass % to 0.50 mass % , Sc: 0.00 mass % to 0.50 mass % , Co: 0.00 mass % to 0.50 mass % , and Ni: 0.00 mass % to 0.50 mass % , a Mg/Si ratio being greater than 1 ,{'sup': '2', 'wherein a dispersion density of compound particles having a particle size of 20 nm to 1000 nm is greater than or equal to 1 particle/μmand'}in a distribution of the compound particles in the aluminum alloy wire rod, a maximum dispersion density of the compound particles is less than or equal to five times a minimum dispersion density of the compound particles.2. The aluminum alloy wire rod according to claim 1 , wherein the composition contains at least one element selected from a group consisting of Ti: 0.001 mass % to 0.100 mass % and B: 0.001 ...

ADDITIVES FOR IMPROVING THE CASTABILITY OF ALUMINUM-BORON CARBIDE COMPOSITE MATERIAL

The present disclosure provides additives capable of undergoing a peritectic reaction with boron in aluminum-boron carbide composite materials. The additive may be selected from the group consisting of vanadium, zirconium, niobium, strontium, chromium, molybdenum, hafnium, scandium, tantalum, tungsten and combination thereof, is used to maintain the fluidity of the molten composite material, prior to casting, to facilitate castability. 1. A method of preparing a cast composite material , said method comprising: the additive is selected from the group consisting of chromium, molybdenum, vanadium, niobium, zirconium, strontium, scandium, and any combination thereof; and', 'a sample of the composite material has a fluidity, after having been heated, prior to casting, to a temperature of about 700° C. for about 120 minutes, corresponding to a cast length of at least 100 mm when measured using a mold having a groove for containing the sample, the groove having a width of about 33 mm, a height of between about 6.5 mm and about 4.0 mm and being downwardly inclined, from an horizontal axis, of about 10°; and, '(a) combining (i) a molten aluminum alloy comprising up to 1.8 w/w % of silicon based on a total weight of the aluminum alloy and an additive capable of undergoing a peritectic reaction with boron with (ii) between 4 and 40 v/v % of a source of boron carbide particles so as to provide a molten composite material comprising products of the peritectic reaction between the additive and boron and dispersed boron carbide particles, wherein(b) casting the molten composite so as to form the cast composite material.2. The method of claim 1 , wherein the cast length is at least 190 mm.3. The method of claim 1 , further comprising claim 1 , prior to step (b) claim 1 , holding the molten composite material during a holding time and casting the molten composite during a casting time claim 1 , wherein the combination of the holding time and the casting time is at least 120 minutes ...

ALUMINUM-IRON ALLOY-COATED STEEL SHEET FOR HOT PRESS FORMING, HAVING EXCELLENT HYDROGEN DELAYED FRACTURE RESISTANCE, PEELING RESISTANCE, AND WELDABILITY AND HOT-FORMED MEMBER USING SAME

An Al—Fe alloy coated steel sheet includes a base steel sheet and an alloy coating layer, wherein the base steel sheet includes, by wt %, C: 0.1%˜0.5%, Si: 0.01%˜2%, Mn: 0.01%˜10%, P: 0.001%˜0.05%, S: 0.0001%˜0.02%, Al: 0.001%˜1.0%, N: 0.001%˜0.02%, and the balance of Fe and other impurities, wherein the alloy coating layer includes: an Al—Fe alloy layer I formed on the base steel sheet and having a Vickers hardness of 200˜800 Hv; an Al—Fe alloy layer III formed on the Al—Fe alloy layer I and having a Vickers hardness of 700˜1200 Hv; and an Al—Fe alloy layer II formed in the Al—Fe alloy layer III continuously or discontinuously in a length direction of the steel sheet, and having a Vickers hardness of 400˜900 Hv, wherein an average oxygen content at a depth of 0.1 μm from a surface of the oxide layer is 20% or less by weight. 1. An aluminum-iron (Al—Fe) alloy coated steel sheet for hot forming , having high resistance to hydrogen delayed fracture and coating layer separation and high weldability , the Al—Fe alloy coated steel sheet comprising a base steel sheet and an alloy coating layer formed between the base steel sheet and an oxide layer ,wherein the base steel sheet comprises, by wt %, carbon (C): 0.1% to 0.5%, silicon (Si): 0.01% to 2%, manganese (Mn): 0.01% to 10%, phosphorus (P): 0.001% to 0.05%, sulfur (S): 0.0001% to 0.02%, aluminum (Al): 0.001% to 1.0%, nitrogen (N): 0.001% to 0.02%, and a balance of iron (Fe) and other impurities,wherein the alloy coating layer comprises:an Al—Fe alloy layer I formed on the base steel sheet and having a Vickers hardness of 200 Hv to 800 Hv;an Al—Fe alloy layer III formed on the Al—Fe alloy layer I and having a Vickers hardness of 700 Hv to 1200 Hv; andan Al—Fe alloy layer II formed in the Al—Fe alloy layer III continuously or discontinuously in a length direction of the steel sheet, and having a Vickers hardness of 400 Hv to 900 Hv,wherein an average oxygen content at a depth of 0.1 μm from a surface of the oxide layer ...

CORROSION-RESISTANT COATED ARTICLE AND THERMAL CHEMICAL VAPOR DEPOSITION COATING PROCESS

Corrosion-resistant coated articles and a thermal chemical vapor deposition coating processes are disclosed. The article includes a metallic material having a first composition including a first iron concentration and a first chromium concentration, the first iron concentration being greater than the first chromium concentration, a surface of the metallic material having a second composition including a second iron concentration and a second chromium concentration, the second chromium concentration being less than the first chromium concentration, an oxide layer on the surface of the metallic material having a third composition including an iron oxide concentration and a chromium oxide concentration, the chromium oxide concentration being greater than the iron oxide concentration and being devoid of precipitates, and a thermal chemical vapor deposition coating on the oxide layer. The process includes producing the article by treating to produce the surface, oxidizing to produce the oxide layer, and applying the coating. 1. A coated article , comprising:a stainless steel substrate;a passivation layer on the surface of the stainless steel substrate, the passivation layer being devoid of precipitates;a coating on the passivation layer, the coating comprising silicon.2. The coated article of claim 1 , wherein the coating further includes oxygen claim 1 , hydrogen claim 1 , and carbon.3. The coated article of claim 2 , wherein the coating further includes nitrogen.4. The coated article of claim 2 , wherein the coating further includes fluorine.5. The coated article of claim 1 , wherein the silicon is amorphous silicon.6. The coated article of claim 1 , wherein the coating is a thermal chemical vapor deposition coating.7. The coated article of claim 1 , wherein the coated article is a fitting.8. The coated article of claim 1 , wherein the coated article is a tube.9. The coated article of claim 1 , wherein the coated article is a valve.10. The coated article of claim 1 , ...

Aluminum alloy wire rod and producing method therefor

A wire rod made of an aluminum alloy. The aluminum alloy includes Al crystal grains, an Al—Zr compound, and an Al—Co—Fe or Al—Ni—Fe compound. The aluminum alloy includes high-angle tilt crystal grain boundaries, each of which has a difference between crystal orientations in both its sides of 15 degrees or more, and low-angle tilt crystal grain boundaries, each of which has a difference between crystal orientations in both its sides of 2 degrees or more and less than 15 degrees. An average grain diameter of ones of the Al crystal grains surrounded by the high-angle boundaries is 12 μm or more. An average grain diameter of the ones of the Al crystal grains surrounded by the high-angle boundaries, ones of the Al crystal grains surrounded by the high-angle boundaries and the low-angle boundaries, and ones of the Al crystal grains surrounded by the low-angle boundaries, is 10 μm or less.

HIGH-STRENGTH STRUCTURAL ELEMENTS USING METAL FOAM FOR PORTABLE INFORMATION HANDLING SYSTEMS

Methods for manufacturing a metal foam and a metal foam reinforced back plate may be used to provide high-strength and low weight structural elements in portable information handling systems. A method for manufacturing a metal foam may include selectively adding iridium oxide and ceramic particulate to a light-metal allow to create desired mechanical properties of the metal foam. 1. A method for manufacturing a metal foam for use in a portable information handling system , comprising:preparing a first melt comprising aluminum and lithium;preparing a second melt by adding iridium oxide, ceramic particulate, and calcium carbonate to the first melt;heating the second melt to evolve gas, wherein a metal foam is generated in the second melt; and{'sup': '3', 'cooling the second melt to solidify a metal foam casting, wherein the metal foam casting has a density of 0.4 g/cm.'}2. The method of claim 1 , wherein the first melt comprises aluminum A-356 and 5% by weight lithium.3. The method of claim 1 , wherein the second melt comprises 10 by weight % iridium oxide.4. The method of claim 1 , wherein the second melt comprises 5% by volume ceramic particulate claim 1 , wherein the ceramic particulate includes at least one of: silicon carbide particles and alumina nanofiber.5. The method of claim 1 , wherein a median particle size of the ceramic particulate is less than 1 micrometer.6. The method of claim 1 , further comprising:slicing the metal foam casting to 2 mm thickness, wherein the metal foam comprises pores having a median size of 0.5 mm.7. The method of claim 6 , further comprising:after slicing the metal foam casting, shaping the metal foam casting to a structure included in the portable information handling system.8. A method for manufacturing a metal-foam reinforced back plate for use in a portable information handling system claim 6 , comprising:forming a back plate having a relief pattern;cementing a metal foam structure corresponding to the relief pattern to the ...

Aluminum alloy and corresponding heat treatment process applied to manufacture aluminum/steel cladding plates resistant to high temperature brazing

A kind of aluminum alloy and corresponding heat treatment process applied to manufacturing aluminum/steel cladding plates which are resistant to high temperature brazing belong to alloy materials technology field. In the aluminum/steel cladding plates, the aluminum part was alloyed with 0.76%˜0.78% Si and 0.055˜0.10% Er in weight percent and the rest was Al and some unavoidable impurity. The Steel part was 08Al steel. After cladding cold rolling with deformation of 55%±2%, the aluminum/steel cladding plates were annealed at 510˜535° C. for different times. Then simulated brazing process was performed to optimize the range of annealing time and temperature. The so produced Al/St cladding plates could not only effectively solve the low interface strength in Al/St cladding plates, but also meet the mechanical properties which were necessary for further processing of Al/St cladding plates. It was provided a kind of aluminum alloy and corresponding heat treatment process which could effectively solve the low bonding strength under the condition of high temperature brazing because of the existence of brittle Fe—Al phases.

Aluminum material for sintering, method for producing aluminum material for sintering, and method for producing porous aluminum sintered compact

This aluminum sintering material is an aluminum sintering material that is used for producing a porous aluminum sintered compact in which a plurality of aluminum base materials are sintered together, and the aluminum sintering material includes: the aluminum base materials; and a plurality of titanium powder particles fixed to outer surfaces of the aluminum base materials, wherein the titanium powder particles are composed of either one or both of metallic titanium powder particles and hydrogenated titanium powder particles.

POROUS ALUMINUM SINTERED COMPACT

This porous aluminum sintered compact is a porous aluminum sintered compact in which a plurality of aluminum base materials are sintered together, and a Ti—Al-based compound is present in bonding portions at which the aluminum base materials are bonded together. It is preferable that a plurality of columnar protrusions protruding outwards are formed on an outer surface of the aluminum base material and the bonding portions are present at the columnar protrusions. 1. A porous aluminum sintered compact in which a plurality of aluminum base materials are sintered together ,wherein a Ti—Al-based compound is present in bonding portions at which the aluminum base materials are bonded together.2. The porous aluminum sintered compact according to claim 1 ,wherein a plurality of columnar protrusions protruding outwards are formed on an outer surface of the aluminum base material and the bonding portions are present at the columnar protrusions.3. The porous aluminum sintered compact according to claim 1 ,wherein the Ti—Al-based compound is Al3Ti.4. The porous aluminum sintered compact according to claim 1 ,wherein the aluminum base materials are composed of either one or both of aluminum fibers and aluminum powder.5. The porous aluminum sintered compact according to claim 1 ,wherein a porosity is set to be in a range of 30% to 90%.6. The porous aluminum sintered compact according to claim 2 ,wherein the Ti—Al-based compound is Al3Ti.7. The porous aluminum sintered compact according to claim 2 ,wherein the aluminum base materials are composed of either one or both of aluminum fibers and aluminum powder.8. The porous aluminum sintered compact according to claim 3 ,wherein the aluminum base materials are composed of either one or both of aluminum fibers and aluminum powder.9. The porous aluminum sintered compact according to claim 6 ,wherein the aluminum base materials are composed of either one or both of aluminum fibers and aluminum powder.10. The porous aluminum sintered ...

ALUMINUM SHEET WITH ENHANCED FORMABILITY AND AN ALUMINUM CONTAINER MADE FROM ALUMINUM SHEET

In some embodiments of present disclosure, a method includes: obtaining an aluminum sheet comprising a 3xxx or a 5xxx alloy having a tensile yield strength as measured in the longitudinal direction of 27-33 ksi and an ultimate tensile strength; wherein the ultimate tensile strength minus the tensile yield strength is less than 3.30 ksi (UTS-TYS<3.30 ksi); and forming a container having a dome from the aluminum sheet. 1. A method comprising:obtaining an aluminum sheet comprising a 3xxx or a 5xxx alloy having a tensile yield strength as measured in the longitudinal direction of 27-33 ksi and an ultimate tensile strength; wherein the ultimate tensile strength minus the tensile yield strength is less than 3.30 ksi (UTS-TYS<3.30 ksi); andforming a container having a dome from the aluminum sheet.2. The method of claim 1 , wherein the tensile yield strength as measured in the longitudinal direction is 28-32 ksi.3. The method of claim 1 , wherein the tensile yield strength as measured in the longitudinal direction is 28.53-31.14 ksi.4. The method of claim 1 , wherein the ultimate tensile strength minus the tensile yield strength is 2.90-3.30 ksi.5. The method of claim 1 , wherein the ultimate tensile strength minus the tensile yield strength is 2.99-3.30 ksi.6. The method of claim 1 , wherein the aluminum sheet comprises one of AA: 3x03 claim 1 , 3x04 or 3x05.7. The method of claim 1 , wherein the aluminum sheet comprises AA 3104.8. The method of claim 1 , wherein the container is a bottle.9. The method of claim 1 , further comprising expanding a section of the portion of the container having a reduced diameter.10. The method of claim 9 , wherein the section has a length and the length is at least 0.3 inches.11. The method of claim 10 , wherein the length is at least 0.4 inches. This patent application is a continuation of U.S. Non-Provisional patent application No. 14/701,154 filed Apr. 30, 2015, which claims priority to U.S. Provisional Patent Application No. 61/986,692 ...

Highly formable, medium-strength aluminium alloy for the manufacture of semi-finished products or components of motor vehicles

An aluminium alloy for the manufacture of semi-finished products or components of motor vehicles, a method for the manufacture of a strip made of an aluminium alloy according to the invention, a corresponding aluminium alloy strip or sheet as well as a structural component of a motor vehicle consisting of an aluminium alloy sheet which includes the following alloy components in % by weight: 0.6%≦Si≦0.9%, 0.6%≦Fe≦1.0%, Cu≦0.1%, 0.6%≦Mn≦0.9%, 0.5%≦Mg≦0.8%, Cr≦0.05%, the remainder Al and impurities, individually up to a maximum of 0.05% by weight, in total up to a maximum of 0.15% by weight. 1. An aluminium alloy for the manufacture of semi-finished products or components of motor vehicles , which comprises the following alloy components in % by weight:0.7%≦Si≦0.9%,0.7%≦Fe≦1.0%,Cu≦0.05%,0.7%≦Mn≦0.9%,0.6%≦Mg≦0.8%,Cr≦0.05%,the remainder Al and impurities, individually up to a maximum of 0.05% by weight, in total up to a maximum of 0.15% by weight.2. The aluminium alloy according to claim 1 , characterised in that the alloy components Si claim 1 , Fe claim 1 , Mn and Mg have the following contents in % by weight:0.7%≦Si≦0.8%,0.7%≦Fe≦0.8%,0.7%≦Mn≦0.8% and0.6%≦Mg≦0.7%.3. The aluminium alloy according to claim 1 , characterised in that the aluminium alloy has the following Cr content in % by weight:Cr≦0.01%.4. The aluminium alloy according to claim 1 , characterised in that the aluminium alloy has the following Cu content in % by weight:Cu≦0.01%.5. A method for the manufacture of a strip made of an aluminium alloy claim 1 , which comprises the following alloy components in % by weight:0.6%≦Si≦0.9%,0.6%≦Fe≦1.0%,Cu≦0.05%,0.6%≦Mn≦0.9%,0.5%≦Mg≦0.8%,Cr≦0.05%,the remainder Al and impurities, individually up to a maximum of 0.05% by weight, in total up to a maximum of 0.15% by weight, casting of a rolling ingot,', 'homogenisation at a temperature of between 500° C. and 600° C. for at least 0.5 h,', 'hot rolling of the rolling ingot at temperatures of 280° C. to 500° C. to a ...

Extrusion Material

An aluminium extrusion material for use in a hybrid metal extrusion and bonding process is provided. The composition of the extrusion material comprises: 0 to 0.25 wt % iron; at least 0.05 wt % dispersoid-forming elements, wherein the dispersoid-forming elements comprise 0 to 1.2 wt % manganese, 0 to 0.25 wt % chromium, 0 to 0.25 wt % zirconium and 0 to 0.25 wt % scandium; and, except when the aluminium alloy of the aluminium extrusion material is in the 2xxx series, 0 to 0.05 wt % copper. The microstructure of the extrusion material is a deformed microstructure; and the nanostructure of the extrusion material comprises an aluminium matrix with dislocations and dispersoids, and wherein the majority of the alloying elements are in solid solution in the aluminium matrix. An aluminium rod for manufacturing the extrusion material, a joint comprising a extrudate made from the extrusion material a method of manufacturing the extrusion material and the aluminium rod and a method of joining two aluminium components using the extrusion material are also provided. 1. An aluminium extrusion material for use in a hybrid metal extrusion and bonding process , 0 to 0.25 wt % iron;', 'at least 0.05 wt % dispersoid-forming elements, wherein the dispersoid-forming elements comprise 0 to 1.2 wt % manganese, 0 to 0.25 wt % chromium, 0 to 0.25 wt % zirconium and 0 to 0.25 wt % scandium; and,', 'except when the aluminium alloy of the aluminium extrusion material is in the 2xxx series, 0 to 0.05 wt % copper,, 'wherein the composition of the extrusion material compriseswherein the microstructure of the extrusion material is a deformed microstructure; andwherein the nanostructure of the extrusion material comprises an aluminium matrix with dislocations and dispersoids, and wherein the majority of the alloying elements are in solid solution in the aluminium matrix.2. An aluminium extrusion material according to claim 1 , wherein the nanostructure of the extrusion material comprises small ...

Ultrathin Alloys

Herein is described a process for preparing an alloy that includes defining a product composition, thickness, and homogeneity; providing a base that has a thickness less than the product thickness and has a base composition; depositing an alloying material onto at least one surface of the base to yield a coated base that has a composition equal the product composition but has a different homogeneity; and then full thickness annealing the base and the alloying material to provide the product homogeneity. The process can be used to provide ultrathin foils, for example, ultrathin foils of ferrous or aluminum alloys. 1. (canceled)2. The process of claim 15 , wherein the product composition is selected from the group consisting of a chromium-iron alloy claim 15 , a nickel-iron alloy claim 15 , a chromium-nickel-iron alloy claim 15 , a manganese-iron alloy claim 15 , a chromium-manganese-iron alloy claim 15 , and a chromium-manganese-nickel-iron alloy.3. The process of claim 2 , wherein the product is a stainless steel.4. A process for preparing an thin claim 2 , preferably ultrathin claim 2 , ferrous-alloy or aluminum-alloy product comprising: a thickness of less than 250 μm, and', 'comprises a base composition that includes a majority (wt. %) of iron or aluminum;, 'providing a rolled iron or aluminum base that has'}depositing an alloying material onto a major surface of the base thereby providing a coated base, the coated base having a coated base thickness; and thenannealing the base and alloying material to provide the ferrous-alloy or aluminum-alloy product;wherein the process is free of any cold rolling that reduces the coated base thickness by greater than about 5%.5. The process of claim 4 , wherein the base composition includes at least 85 wt. % iron; and wherein the base composition includes less than about 10 wt. % of any one of the elements selected from the group consisting of carbon claim 4 , silicon claim 4 , boron claim 4 , aluminum claim 4 , phosphorous ...

Al-RICH HIGH-TEMPERATURE TiAl ALLOY

The present invention relates to a TiAl alloy for use at high temperatures which has aluminum and titanium as main constituents. The TiAl alloy has an aluminum content of greater than or equal to 50 at. % and a matrix of γ-TiAl and at least one phase of Al and Ti incorporated in the γ-TiAl matrix which is different from γ-TiAl, as well as depositions of oxides and/or carbides and/or silicides. In addition, the invention relates to a method for producing the alloy and to the use of the alloy for components of turbo-machines, in particular aircraft engines. 1. A TiAl alloy for use at high temperatures , wherein the alloy comprises aluminum and titanium as main constituents , has an aluminum content of greater than or equal to 50 at. % , and comprises a matrix of γ-TiAl and at least one phase of Al and Ti incorporated in the γ-TiAl matrix which is different from γ-TiAl and comprises Al and Ti , as well as depositions of oxides and/or carbides and/or silicides.2. The TiAl alloy of claim 1 , wherein the alloy comprises up to 75 at. % of aluminum.3. The TiAl alloy of claim 1 , wherein the alloy comprises up to 65 at. % of aluminum.4. The TiAl alloy of claim 1 , wherein the alloy comprises up to 60 at. % of aluminum.5. The TiAl alloy of claim 1 , wherein the γ-TiAl matrix occupies at least 50 vol. % of a microstructure of the alloy.6. The TiAl alloy of claim 1 , wherein the γ-TiAl matrix has a closed or net-like or globular structure.7. The TiAl alloy of claim 1 , wherein the phases of Al and Ti which are different from γ-TiAl comprise β-phase and/or one or more Al-rich intermetallic phases.8. The TiAl alloy of claim 7 , wherein the Al-rich intermetallic phases comprise at least one of AlTi and AlTi.9. The TiAl alloy of claim 1 , wherein the depositions comprise at least ZrOand/or YO.10. The TiAl alloy of claim 1 , wherein the alloy comprises one or more of Nb claim 1 , Mo claim 1 , W claim 1 , Co claim 1 , Cr claim 1 , V claim 1 , Zr claim 1 , Si claim 1 , C claim 1 , Er ...

Process for Making Heat Stable Color Anodized Aluminum and Articles Formed Thereby

A process of hard anodizing or Type III anodizing an aluminum article creates a heat stable, hard anodized, color surface on the exterior of the article. The process includes anodizing the aluminum article to achieve a hard anodized base layer on a surface of the article. A copper layer is deposited after the exterior is hard anodized. A tin layer is deposited after the step of depositing the copper layer. 1. A cookware article formed by a hard anodizing process that creates a heat stable color surface , the process comprising:anodizing the cookware article to achieve a hard anodized base layer on a surface of the cookware article;depositing a copper layer after anodizing the cookware article; anddepositing a tin layer after depositing a copper layer.2. The cookware article formed by the hard anodizing process of claim 1 , wherein anodizing the cookware article is carried out in a liquid bath at a temperature of between about 46° F. and about 62° F.3. The cookware article formed by the hard anodizing process of claim 1 , wherein anodizing the cookware article is carried out in a liquid bath for a duration of between about 8 minutes and about 30 minutes.4. The cookware article formed by the hard anodizing process of claim 1 , wherein depositing the copper layer is carried out in a liquid bath for a duration of between about 1.00 minutes and about 5.00 minutes.5. The cookware article formed by the hard anodizing process of claim 1 , wherein depositing the tin layer is carried out in a liquid bath for a duration of between about 0.25 minutes and about 4.00 minutes.6. The cookware article formed by the hard anodizing process of claim 1 , wherein anodizing the cookware article is carried out in a liquid bath at a temperature of between about 46° F. and about 62° F. for a duration of between about 8 minutes and about 30 minutes.7. The cookware article formed by the hard anodizing process of claim 1 , wherein anodizing the cookware article includes anodizing an aluminum ...

PRE-COATED ALUMINUM SHEET, ALUMINUM SHEET, AND HEAT SINK FOR ONBOARD LED LIGHTING

A pre-coated aluminum sheet, an aluminum sheet, and a heat sink for onboard LED lighting excellent in the heat radiation property are provided. The pre-coated aluminum sheet is used for the heat sink for onboard LED lighting, and is the pre-coated aluminum sheet including an aluminum sheet and a resin-based film. The thermal conductivity of the aluminum sheet is equal to or greater than 150 W/m·K, the resin-based film includes a thermosetting resin and a black pigment composition, and the integrated emissivity of the resin-based film in the infrared region having the wavelength of 3-30 μm is equal to or greater than 0.80 at 25° C. 1: A pre-coated aluminum sheet , comprising:an aluminum sheet; anda resin-based film,whereinthe aluminum sheet has a thermal conductivity of equal to or greater than 150 W/m·K,the aluminum sheet has a fibrous crystal microstructure,the resin-based film comprises a thermosetting resin and a black pigment composition, andthe resin-based film has an integrated emissivity in an infrared region having a wavelength of 3-30 μm of equal to or greater than 0.80 at 25° C.2: A pre-coated aluminum sheet , comprising:an aluminum sheet; anda resin-based film, whereinthe aluminum sheet has a thermal conductivity of equal to or greater than 150 W/m·K,the resin-based film comprises a thermosetting resin, a black pigment composition, and aggregate,the resin-based film has a film thickness of 5-15 μm,an arithmetic mean roughness Ra of a surface of the resin-based film is 1-3 μm, andthe resin-based film has an integrated emissivity in an infrared region having a wavelength of 3-30 μm of equal to or greater than 0.80 at 25° C.3: The pre-coated aluminum sheet according to claim 2 , whereinthe aluminum sheet has a fibrous crystal microstructure.4: An aluminum sheet claim 2 , havinga thermal conductivity of equal to or greater than 150 W/m·K, anda fibrous crystal microstructure.5: A heat sink claim 2 , comprising a formed body formed of wrought aluminum and ...

High-Strength Aluminum Alloy Extruded Material That Exhibits Excellent Formability And Method For Producing The Same

An aluminum alloy is provided that is used to produce a high-strength aluminum alloy extruded material that exhibits excellent formability. The aluminum alloy consists of 0.30 to 1.00 mass % of Mg, 0.6 to 1.40 mass % of Si, 0.10 to 0.40 mass % of Fe, 0.10 to 0.40 mass % of Cu, 0.005 to 0.1 mass % of Ti, 0.3 mass % or less of Mn, 0.01 to 2.0 mass % of Zn, and 0.10 mass % or less of Zr, with the balance being aluminum and unavoidable impurities, the aluminum alloy having a stoichiometric Mg2Si content of 0.60 to 1.30 mass % and an excess Si content of 0.30 to 1.00 mass %.

ANTI-FATIGUE IN-SITU ALUMINUM-BASED COMPOSITE MATERIAL FOR HEAVY-LOAD HUBS AND PREPARATION METHOD THEREFOR

Provided are an anti-fatigue in-situ aluminium-based nanocomposite material for heavy-load automobile hubs and a preparation method therefor. By means of the fine adjustment of components and a forming process, in situ nano-compositing, micro-alloying and rapid compression moulding techniques are combined. That is, after the addition of elements Zr and B, an in-situ reaction occurs to form a nano ZrB2 ceramic reinforcement which is distributed in aluminium crystals and crystal boundaries and bonded to a metallurgical interface kept firm with the matrix. Moreover, with rare earth elements Er and Y and element Zr as addition ingredients and after the increase in the contents of Cr and Mn, a structure having fine aluminium crystal grains with a large number of micro-alloyed nano precipitated particles contained in the grains, fine and round eutectic silicon grains and a fine Mg2Si phase mainly dispersed inside the grains is obtained in the process of the rapid compression moulding and thermal treatment of the hubs; and thus, the tensile strength, the yield strength and the fatigue strength of an alloy are effectively improved. 1. An anti-fatigue in-situ aluminum based composite material for heavy-load hubs , comprising , by mass percent , the following chemical components: 6.8-7.5 of Si , 3.0-5.0 of Zr , 0.5-1.0 of B , 0.3-0.45 of Mg , 0.18-0.25 of Er , 0.18-0.25 of Y , 0.15-0.22 of Cr , 0.1-0.12 of Mn , 0.1-0.15 of Ti , 0.08-0.12 of Fe , 0.05-0.1 of Cu , and the balance of Al , characterized in that: said composite material is prepared according to the following steps: microalloying A356.2 aluminum alloy melt , carrying out in-situ nano compounding for the microalloyed A356.2 aluminum alloy melt , carrying out pressurized gravity casting rapid sequential solidification molding for the A356.2 aluminum alloy melt that has been subjected to in-situ nano compounding , and finally , carrying out thermal treatment for the hub formed with casting , combining microalloying , ...

ALUMINUM ALLOY SHEET AND PRODUCTION METHOD THEREFOR

An aluminum alloy sheet according to the present disclosure includes 0.05 to 0.60% by mass of Si, 0.05 to 0.80% by mass of Fe, 0.05 to 0.25% by mass of Cu, 0.80 to 1.50% by mass of Mn, 0.80 to 1.50% by mass Mg, Al, and inevitable impurities. In this aluminum alloy sheet, a 45° caring ratio of a cup formed by a first drawing of the aluminum alloy sheet is 2.0% or less, and a value obtained by subtracting the 45° caring ratio from a 0-180° caring ratio of the cup formed by the first drawing of the aluminum alloy sheet is −1.0% or more and 2.0% or less. 1. An aluminum alloy sheet comprising:0.05 to 0.60% by mass of Si;0.05 to 0.80% by mass of Fe;0.05 to 0.25% by mass of Cu;0.80 to 1.50% by mass of Mn;0.80 to 1.50% by mass of Mg;Al; andinevitable impurities,wherein a 45° earing rate of a cup formed by a first drawing of the aluminum alloy sheet is 2.0% or less, andwherein a value obtained by subtracting the 45° earing rate from a 0-180° earing rate of the cup formed by the first drawing of the aluminum alloy sheet is −1.0% or more and 2.0% or less.2. A production method for an aluminum alloy sheet comprising:homogenizing treatment of an aluminum alloy ingot including 0.05 to 0.60% by mass of Si, 0.05 to 0.80% by mass of Fe, 0.05 to 0.25% by mass of Cu, 0.80 to 1.50% by mass of Mn, 0.80 to 1.50% by mass of Mg, Al, and inevitable impurities; an ending temperature is 400 to 550° C.;', 'a reduction ratio at a last pass is 5.0 to 40%; and', {'sup': '−1', 'a strain rate at the last pass is 5.0 to 30 s,'}], 'hot rough rolling of the aluminum alloy ingot with a reversing mill under a condition wherehot finishing rolling of the aluminum alloy ingot with a tandem hot rolling machine; andcold rolling of the aluminum alloy ingot under a condition where the reduction ratio is 80 to 90%.3. The production method for an aluminum alloy sheet according to claim 2 , wherein the homogenizing treatment is performed at a temperature of 580 to 610° C. for 2 to 48 hours.4. The production ...

ALUMINUM PLATE AND COLLECTOR FOR STORAGE DEVICE

An object of the present invention is to provide an aluminum plate which is excellent in terms of both step suitability and working characteristics and a collector for a storage device using the same. The aluminum plate of the present invention is an aluminum plate having a plurality of through-holes formed in a thickness direction, in which a thickness of the aluminum plate is 40 μm or less, an average opening diameter of the through-holes is 0.1 to 100 μm, an average opening ratio by the through-holes is 2% to 30%, a content of Fe is 0.03% by mass or more, and a ratio of the content of Fe to a content of Si is 1.0 or more. 1. An aluminum plate comprising:a plurality of through-holes formed in a thickness direction,wherein a thickness of the aluminum plate is 40 μm or less,an average opening diameter of the through-holes is 0.1 to 100 μm,an average opening ratio by the through-holes is 2% to 30%,a content of Fe is 0.03% by mass or more, and a ratio of the content of Fe to a content of Si is 1.0 or more.2. The aluminum plate according to claim 1 ,wherein recess portions which have an average opening diameter of 0.1 μm to 100 μm and are not penetrated are provided on at least one surface, and an occupancy ratio of the recess portions is 0.5% or more.3. The aluminum plate according to claim 1 ,wherein an arithmetic average roughness Ra of the surface is 0.2 μm or more.4. The aluminum plate according to claim 2 ,wherein an arithmetic average roughness Ra of the surface is 0.2 μm or more.5. The aluminum plate according to claim 1 ,wherein the aluminum plate has a rectangular shape or a square shape, andthe average opening ratio by the through-holes is 0% to 5% at peripheral portions of at least one pair of opposite sides out of two pairs of the opposite sides,here, the peripheral portion refers to a region covering 50 mm from an end portion of the aluminum plate which constitutes a side.6. The aluminum plate according to claim 2 ,wherein the aluminum plate has a ...

METHOD OF MANUFACTURING ALUMINUM ALLOY ARTICLES

A method for making an article is disclosed. The method involves inputting a digital model of an article into an additive manufacturing apparatus comprising an energy source. The additive manufacturing apparatus applies energy from the energy source to successively applied incremental quantities of a powder to fuse the powder to form the article corresponding to the digital model. The powder includes an aluminum alloy having 2.00-10.00 wt. % cerium, 0.50-2.50 wt. % titanium, 0-3.00 wt. % nickel, 0-0.75 wt. % nitrogen, 0-0.05 wt. % other alloying elements, and the balance of aluminum, based on the total weight of the aluminum alloy. 1. An aluminum alloy comprising greater than 2.00 and less than 4.00 wt. % cerium , 0.50-2.50 wt. % titanium , 0-3.00 wt. % nickel , 0-0.75 wt. % nitrogen , 0-0.05 wt. % other alloying elements , and the balance of aluminum , based on the total weight of the aluminum alloy aluminum alloy.2. The aluminum alloy of claim 1 , wherein the aluminum alloy comprises 0.50-1.50 wt. % titanium claim 1 , based on the total weight of the aluminum alloy.3. The aluminum alloy of claim 1 , wherein the aluminum alloy comprises 1.50-2.50 wt. % titanium claim 1 , based on the total weight of the aluminum alloy.4. The aluminum alloy of claim 1 , wherein the aluminum alloy comprises nickel in an amount up to 3.00 wt. % claim 1 , based on the total weight of the aluminum alloy.5. The aluminum alloy of claim 1 , wherein the aluminum alloy comprises 1.00-3.00 wt. % nickel claim 1 , based on the total weight of the aluminum alloy. The present application is a division of U.S. patent application Ser. No. 15/607,097, filed May 26, 2017, the entire contents of which are incorporated herein by reference.This disclosure relates to additive manufacturing of aluminum articles.Additive manufacturing technologies have been used and proposed for use for fabricating various types of articles from various types of materials. Broadly viewed, additive manufacturing can include ...

ALUMINUM ALLOY ARTICLES

An aluminum alloy comprising greater than 2.00 and less than 4.00 wt. % cerium, 0.25-3.00 wt. % silicon, 0.25-0.75 wt. % magnesium, 0-0.75 wt. % iron, 0-0.05 wt. % other alloying elements, and the balance of aluminum, based on the total weight of the aluminum alloy aluminum alloy. 1. An aluminum alloy comprising greater than 2.00 and less than 4.00 wt. % cerium, 0.25-3.00 wt. % silicon, 0.25-0.75 wt. % magnesium, 0-0.75 wt. % iron, 0-0.05 wt. % other alloying elements, and the balance of aluminum, based on the total weight of the aluminum alloy aluminum alloy The present application is a division of U.S. patent application Ser. No. 15/607,086, filed May 26, 2017, the entire contents of which are incorporated herein by reference.This disclosure relates to additive manufacturing of aluminum articles.Additive manufacturing technologies have been used and proposed for use for fabricating various types of articles from various types of materials. Broadly viewed, additive manufacturing can include any manufacturing process that incrementally adds material to an assembly during fabrication, and has been around in one form or another for many years. Modern additive manufacturing techniques, however, have been blended with three-dimensional computer imaging and modeling in various types to produce shapes and physical features on articles that are not readily produced with conventional molding, shaping, or machining techniques. Such techniques were initially developed using polymer compositions that are fusible or polymerizable in response to a controllable source of light or radiation such as a laser. Three-dimensional articles can be fabricated a layer at a time based on data from a corresponding layer of a three-dimensional computer model, which is generally known as stereolithography. With these techniques, a polymer powder or polymerizable liquid polymer composition is exposed to a source of energy such as a laser to fuse a thermoplastic polymer powder by heating it to a ...

MAGNETIC DISC, ALUMINUM ALLOY SUBSTRATE FOR MAGNETIC DISC, AND PRODUCTION METHOD FOR ALUMINUM ALLOY SUBSTRATE

Provided are a magnetic disk and a method of fabricating the magnetic disk. The magnetic disk includes an aluminum alloy plate fabricated by a process involving a CC method and a compound removal process, and an electroless Ni—P plating layer disposed on the surface of the plate. The aluminum alloy plate is composed of an aluminum alloy containing 0.4 to 3.0 mass % (hereinafter abbreviated simply as “%”) of Fe, 0.1% to 3.0% of Mn, 0.005% to 1.000% of Cu, 0.005% to 1.000% of Zn, with a balance of Al and unavoidable impurities. In the magnetic disk, the maximum amplitude of waviness in a wavelength range of 0.4 to 5.0 mm is 5 nm or less, and the maximum amplitude of waviness in a wavelength range of 0.08 to 0.45 mm is 1.5 nm or less. 1. (canceled)2. (canceled)3. An aluminum alloy substrate for a magnetic disk , the substrate comprising:an aluminum alloy provided with electroless Ni—P plating, whereinthe aluminum alloy comprises 0.4 to 3.0 mass % of Fe, 0.1 to 3.0 mass % of Mn, 0.005 to 1.0 mass % of Cu, and 0.005 to 1.0 mass % of Zn, with a balance of Al and unavoidable impurities,a maximum amplitude of waviness in a wavelength range of 0.4 to 5.0 mm is 5.0 nm or less, and a maximum amplitude of waviness in a wavelength range of 0.08 to 0.45 mm is 1.5 nm or less on a surface of the aluminum alloy substrate, anda yield stress after retention at 300° C. for three hours is 100 MPa or more.4. (canceled)5. (canceled)6. The aluminum alloy substrate for a magnetic disk according to claim 3 , wherein the aluminum alloy further comprises one or more elements selected from a group comprising 0.1 to 0.4 mass % of Si claim 3 , 0.1 to 3.0 mass % of Ni claim 3 , 0.01 to 1.00 mass % of Cr claim 3 , and 0.01 to 1.00 mass % of Zr.7. The aluminum alloy substrate for a magnetic disk according to claim 3 , wherein the aluminum alloy further comprises one or more elements selected from a group comprising Ti claim 3 , B claim 3 , and V at a total content of 0.005 to 0.5 mass %.8. A method ...

ELECTRONIC DEVICE

An electronic device includes a metal member and a connected member. A metal connecting layer is provided between a lower-side surface of the metal member and an upper-side surface of the connected member, to connect the metal member and the connected member to each other. The metal connecting layer includes at least one of metal films, each of which is made of gold or gold alloy. A thickness of the metal connecting layer in an opposing area between the metal member and the connected member is smaller than a flatness of each of the lower-side surface and the upper-side surface. A rust-preventing film is formed on a side wall of the metal member in such a way that the rust-preventing film extends from an outer periphery of the metal connecting layer to a position away from the outer periphery by a predetermined distance. 1. An electronic device comprising:a metal member made of metal material including one of copper, copper alloy, aluminum and aluminum alloy;a connected member located on a lower side of the metal member and having an upper-side surface, which is opposed to a whole surface area of a lower-side surface of the metal member;a metal connecting layer having a metal film made of metal material including gold or gold alloy, wherein the metal connecting layer connects the lower-side surface of the metal member to the upper-side surface of the connected member, and wherein a thickness of the metal connecting layer is made to be smaller than a flatness of the lower-side surface of the metal member and a flatness of the upper-side surface of the connected member; anda rust-preventing film formed on an outer side surface of the metal member and extending from an outer periphery of the metal connecting layer to a position away from the outer periphery of the metal connecting layer by a predetermined distance.2. The electronic device according to claim 1 , whereinthe rust-preventing film covers all outer surfaces of the metal member, except for the lower-side ...

Method for preparation of aluminum matrix composite

Disclosed is a method for preparation of an aluminum matrix composite including preparation of in-situ reaction mixed salt, preparation of a TiB2 enhanced 6061 aluminum matrix composite and ultrasonic treatment of a composite melt. The obtained composite contains TiB2 enhancing particles which are fine in size and uniform in distribution and may remarkably improve the mechanical performance indicators of a matrix alloy. In the TiB2 enhanced 6061 aluminum matrix composite according to the present disclosure, the size of the TiB2 enhancing particles is 200-500 nm and the particles are uniform in distribution in the matrix alloy.

METHOD AND SYSTEM FOR HEAT TREATMENT OF METAL ALLOY SHEET

A method and system solution heat treat, at an elevated first temperature, a coil of aluminum alloy sheet to form a heat-treated coil and while at least a portion of the heat-treated coil is being solution heat treated, uncoil a heat-treated portion of the aluminum alloy sheet from the heat-treated coil and continuously quenching the uncoiled heat-treated portion to form a quenched sheet. 1. A method of manufacturing aluminum alloy sheet comprising:heating, in a heat-treatment furnace and at an elevated first temperature, a coil of aluminum alloy sheet to form a heat-treated coil; uncoiling a heat-treated portion of the aluminum alloy sheet from the heat-treated coil;', 'passing the uncoiled heat-treated portion of the aluminum alloy sheet through an outlet of the heat-treatment furnace; and', 'continuously quenching, by a quenching unit, the uncoiled heat-treated portion to form a quenched sheet., 'while at least a portion of the heat-treated coil remains in the heat-treatment furnace2. The method of claim 1 , wherein the first temperature is selected so that the aluminum alloy approximates a first desired (equilibrium) metallurgical state claim 1 , wherein the heat-treated portion comprises heat-treated portions successively uncoiled from the heated coil claim 1 , wherein claim 1 , the uncoiled heat-treated portion claim 1 , immediately before quenching claim 1 , has a temperature within about 10° C. of the elevated first temperature claim 1 , wherein the uncoiled heat-treated portion claim 1 , immediately before quenching claim 1 , has a temperature at least about 20° C. below a solidus temperature of the uncoiled heat-treated portion and further comprising:pre-heating the coil in a second furnace in a second temperature range prior to inserting the coil into the heat-treatment furnace; andwhile the pre-heat-treated coil is fully coiled, transferring the pre-heat-treated coil from the second furnace to the first furnace.3. The method of claim 2 , wherein the heat ...

Method of Making Machine Component with Aluminum Alloy Under Temperature-Limited Forming Conditions

A method of making a machine component includes extruding a supply of an aluminum alloy to produce an extrusion. The extrusion is formed under temperature-limited forming conditions of 275° C. or less to produce a blank. The blank is machined to at least one predetermined tolerance to produce the machine component. 1. A method of making a machine component , the method comprising:extruding a supply of an aluminum alloy to produce an extrusion;forming the extrusion under temperature-limited forming conditions of 275° C. or less to produce a blank;machining the blank to at least one predetermined tolerance to produce the machine component.2. The method of claim 1 , further comprising:producing the supply of the aluminum alloy via a rapid solidification process.3. The method of claim 2 , wherein the rapid solidification process comprises melt spinning.4. The method of claim 2 , wherein the rapid solidification process includes producing a ribbon of the aluminum alloy and chopping the ribbon of the aluminum alloy to form a plurality of flakes claim 2 , and wherein the plurality of flakes is extruded to produce the extrusion.5. The method of claim 1 , wherein the aluminum alloy includes aluminum and at least one strengthening metal.6. The method of claim 1 , wherein the aluminum alloy includes aluminum and up to 3.5 percent by weight of at least one element of a first group of elements claim 1 , the first group of elements consisting of Si claim 1 , Sc claim 1 , Ti claim 1 , V claim 1 , Cr claim 1 , Mn claim 1 , Fe claim 1 , Ni claim 1 , Cu claim 1 , Y claim 1 , Zr claim 1 , Mo claim 1 , Ce claim 1 , Nd claim 1 , Er claim 1 , Yb claim 1 , Ta claim 1 , W.7. The method of claim 6 , wherein the aluminum alloy includes between 3.5 percent and 9 percent by weight of at least one element of a second group of elements claim 6 , the second group of elements consisting of Ti and V.8. The method of claim 7 , wherein the aluminum alloy includes between 3.5 percent and 8.5 percent ...

ALUMINUM-BASED METALLIC GLASS CLADDING LAYER AND PREPARATION METHOD THEREOF

The present invention discloses an aluminum-based metallic glass cladding layer and a preparation method thereof. The aluminum-based metallic glass cladding layer takes aluminum-based amorphous alloy powder as a raw material and is prepared by a magnetic field stirring laser cladding molding technology; the aluminum-based amorphous alloy powder consists of the following elements: 5 wt %-8 wt % of Ni, 3 wt %-6 wt % of Y, 1 wt %-5 wt % of Co, 0.5 wt %-3 wt % of La and Al as balance; the particle size range of the aluminum-based amorphous alloy powder is 25-71 mum; and the oxygen content of the aluminum-based amorphous alloy powder is below 1,000 ppm. The aluminum-based amorphous alloy powder adopted by the present invention has high degree of sphericity, good flowability and moderate particle size; the added alloy elements have the characteristics of strong amorphous forming capability and stable structure; and meanwhile, the aluminum-based metallic glass cladding layer has excellent mechanical property, wear resistance property and corrosion resistance property. 1. An aluminum-based metallic glass cladding layer , characterized in that: the aluminum-based metallic glass cladding layer takes aluminum-based amorphous alloy powder as a raw material and is prepared by a magnetic field stirring laser cladding molding technology , wherein the aluminum-based amorphous alloy powder consists of the following elements: 5 wt %-8 wt % of Ni , 3 wt %-6 wt % of Y , 1 wt %-5 wt % of Co , 0.5 wt %-3 wt % of La and Al as balance.2. The aluminum-based metallic glass cladding layer according to claim 1 , characterized in that: the particle size range of the aluminum-based amorphous alloy powder is 25-71 mum.3. The aluminum-based metallic glass cladding layer according to claim 1 , characterized in that:the oxygen content of the aluminum-based amorphous alloy powder is below 1,000 ppm.4. The aluminum-based metallic glass cladding layer according to claim 1 , characterized in that:the ...

Aluminum Alloy with Additions of Scandium, Zirconium and Erbium

An aluminum alloy including additions of scandium, zirconium, erbium and, optionally, silicon. 1. A method for forming an aluminum alloy comprising the steps of:forming a molten mass of aluminum comprising additions of scandium, zirconium, erbium and, optionally, silicon;cooling said molten mass to form a solid mass;during a first heat treating step, maintaining said solid mass at a temperature ranging from about 275 to about 325° C. for a first predetermined amount of time; andafter said first heat treating step, maintaining said solid mass at a temperature ranging from about 375 to about 425° C. for a second predetermined amount of time.2. The method of wherein said first predetermined amount of time is about 2 to about 8 hours.3. The method of wherein said second predetermined amount of time is about 4 to about 12 hours.4. The method of wherein said first predetermined amount of time is about 2 to about 8 hours and said second predetermined amount of time is about 4 to about 12 hours.5. The method of wherein said molten mass consists essentially of said aluminum claim 1 , said scandium claim 1 , said zirconium claim 1 , said erbium and claim 1 , optionally claim 1 , said silicon.6. The method of wherein iron is present in said molten mass as an impurity.7. The method of wherein said iron is present at a concentration of at most about 0.0025 at. %.8. The method of wherein:said scandium comprises at most about 0.1 at. % of said molten mass;said zirconium comprises at most about 0.1 at. % of said molten mass;said erbium comprises at most about 0.05 at. % of said molten mass; andsaid silicon comprises from 0 to about 0.1 at. % of said molten mass.9. The method of wherein:said scandium comprises at most about 0.08 at. % of said molten mass;said zirconium comprises at most about 0.08 at. % of said molten mass; andsaid erbium comprises at most about 0.04 at. % of said molten mass.10. The method of wherein said molten mass is substantially free of said silicon.11. The ...

PLAIN BEARING COMPOSITE MATERIAL

The invention relates to a plain bearing composite material, comprising a supporting layer () made of steel, a bearing metal layer () made of copper or a copper alloy, which is applied to the supporting layer (), and a functional layer () made of aluminum or an aluminum alloy, which is applied to the bearing metal layer (). 2. The plain bearing composite material in accordance with claim 1 ,characterized in that the aluminum alloy of the functional layer includes, except for impurities,5-25 wt. % tin, preferably 10-20 wt. %1.5-3.0 wt. % silicon,0.2-2.0 wt. % copper,0.2-1.5 wt. % manganese,a total of a maximum of 0.4 wt. % and individually a maximum of 0.2 wt. % of at least one element from the group vanadium, chromium, zirconium, and titanium, and the rest aluminum.3. The plain composite material in accordance with claim 1 ,{'b': '14', 'characterized in that the bearing metal layer () comprises a lead-free bronze or brass layer.'}41214181412. The plain bearing composite material in accordance with claim 1 , characterized in that the supporting layer () and the bearing metal layer () form a two-component composite () claim 1 , wherein the bearing metal layer () is cast claim 1 , sintered claim 1 , or plated onto the supporting layer ().52016. The plain bearing composite material in accordance with claim 1 , characterized in that a coating () is applied to the functional layer ().62022. The plain bearing composite material in accordance with claim 5 , characterized in that the coating () is a polymer lubricant lacquer ().72016. The plain bearing composite material in accordance with claim 5 , characterized in that the coating () is applied to the functional layer () chemically claim 5 , by means of spray lacquering claim 5 , or electrochemically.816. The plain bearing composite in accordance with claim 5 , characterized in that the functional layer () is roughened.9. A bearing shell made of a plain bearing composite material in accordance with .10163. The bearing ...

Thermo-Mechanical Fatigue Resistant Aluminum Abradable Coating

An aluminum coating to be deposited on a substrate having a first coefficient of thermal expansion has an aluminum matrix, and particles of a material having a low coefficient of thermal expansion incorporated into the matrix. The particles bond sufficiently well to the aluminum matrix to carry a portion of the mechanical load.

HIGH-STRENGTH DISSOLVABLE ALUMINUM ALLOY AND PREPARATION METHOD THEREFOR

The present invention relates to a technical field of functional materials, and in particular to a high-strength dissolvable aluminum alloy and a preparation method therefor. In order to solve the problem of a relatively low strength of the existing dissolvable materials, a high-strength dissolvable aluminum alloy material and a preparation method therefor are provided. The raw materials of the high-strength dissolvable aluminum alloy comprise: aluminum, a functional metal, and a metal oxide; the addition amounts of the aluminum and the functional metals are: 60-99 wt. % of aluminum, 0.9-39.9 wt. % of the functional metals; and the addition amount of the metal oxide is: 0.01-11 wt. %. The high-strength dissolvable aluminum alloy can not only meet the usage requirements of high mechanical strength in service, but can also rapidly degrade after the service is completed. In addition, the preparation method of this material is simple, low in cost, and easy for large-scale production. 1. A high-strength soluble aluminum alloy , wherein raw materials of the high-strength soluble aluminum alloy comprise aluminum , functional metals and metallic oxide , addition amounts of aluminum and the functional metals are as follows: 60-99 wt. % of aluminum and 0.9-39.9 wt. % of functional metals , and an addition amount of the metallic oxide is 0.01-11 wt. %.2. The high-strength soluble aluminum alloy according to claim 1 , wherein the raw materials of the high-strength soluble aluminum alloy comprise aluminum claim 1 , functional metals and metallic oxide claim 1 , an addition amount of aluminum is 98-99 wt. % claim 1 , and an addition amount of the functional metals and the metallic oxide is 1-2 wt. %.3. The high-strength soluble aluminum alloy according to claim 1 , wherein addition amounts of aluminum and the functional metals are as follows: 60-99 wt. % of Al claim 1 , 0.1-20 wt. % of Sn claim 1 , 0-10 wt. % of Si claim 1 , 0.1-10 wt. % of Mn claim 1 , 0-10 wt. % of Mg claim 1 , ...

Aluminum Alloy Composition and Method

An aluminum alloy composition includes, in weight percent: 1. An aluminum alloy intermediate product formed of an aluminum alloy having a composition comprising , in weight percent:0.5-0.7 manganese;0.05-0.15 iron;0.3-0.5 silicon;0.020 max nickel;0.05-0.15 titanium;0.01 max copper; and0.10 max zinc,with the balance being aluminum and unavoidable impurities, wherein the alloy includes manganese and silicon in a Mn/Si ratio of 2.25 or less,wherein the intermediate product has been homogenized in a single homogenization step at a homogenization temperature of 500° C. to 595° C.2. The aluminum alloy intermediate product of claim 1 , wherein the combined amount of manganese and silicon in the alloy is at least 0.8 wt. %.3. The aluminum alloy intermediate product of claim 1 , wherein the unavoidable impurities in the alloy have a content claim 1 , in weight percent claim 1 , of no more than 0.05 per impurity and 0.15 total.4. The aluminum alloy intermediate product of claim 1 , wherein the manganese content of the alloy is 0.60-0.70 wt. %.5. The aluminum alloy intermediate product of claim 1 , wherein the silicon content of the alloy is 0.35-0.50 wt. %.6. The aluminum alloy intermediate product of claim 1 , wherein the alloy includes at least 0.005 wt. % nickel.7. (canceled)8. The aluminum alloy intermediate product of claim 1 , wherein the product has a segregated microstructure with alternating areas of higher titanium content separated by areas of lower titanium content.9. The aluminum alloy intermediate product of claim 8 , wherein the areas of higher titanium content are spaced from each other by 20-80 microns.10. An extruded aluminum alloy product formed of an aluminum alloy having a composition comprising:0.5-0.7 manganese;0.05-0.15 iron;0.3-0.5 silicon;0.020 max nickel;0.05-0.15 titanium;0.01 max copper; and0.10 max zinc,with the balance being aluminum and unavoidable impurities, wherein the alloy includes manganese and silicon in a Mn/Si ratio of 2.25 or less, ...

Delaying Recovery in Al-Fe-Si-Mn-Mg Impact Extrusion Alloys Using Zirconium

A method of delaying the process of recovery of metals, a method to make an aluminum alloy comprising zirconium, and an apparatus comprising an aluminum alloy and zirconium are provided. In some embodiments, the aluminum alloy of can be formed from recycled aluminum alloys.

Coated steel sheet

A coated steel sheet including a steel sheet and a coating layer provided on at least part of the surface of the steel sheet, in which the coating layer has a predetermined chemical composition in terms of % by mass; in which the coating layer has a laminar Mg2Sn phase-containing structure in an area fraction of from 5 to 65%, and a structure containing a solid solution of Zn and Al; and the laminar Mg2Sn phase-containing structure is a structure constituted with a Zn phase and a laminar Mg2Sn phase having a thickness of less than 1 μm, and in which the laminar Mg2Sn phase exists dividing the Zn phase into plural regions.

ALUMINUM ALLOY FOR CASTING AND METHOD OF FORMING A COMPONENT

An aluminum-iron alloy for casting includes aluminum, iron, silicon, and niobium present in the aluminum-iron alloy in an amount according to formula (I): (AlFeSi)+x Nb, wherein x is from 0.25 parts by weight to 2.5 parts by weight based on 100 parts by weight of the aluminum-iron alloy. A method of forming a component including forming the aluminum-iron alloy is also described. 1. An aluminum-iron alloy for casting , the aluminum-iron alloy comprising: {'br': None, 'sub': 3', '2', '1-x, 'i': '+x', '(AlFeSi)Nb\u2003\u2003(I)'}, 'aluminum, iron, silicon, and niobium present in the aluminum-iron alloy in an amount according to formula (I)wherein x is from 0.25 parts by weight to 2.5 parts by weight based on 100 parts by weight of the aluminum-iron alloy.2. The aluminum-iron alloy of claim 1 , wherein x is from 0.5 parts by weight to 0.9 parts by weight based on 100 parts by weight of the aluminum-iron alloy.3. The aluminum-iron alloy of claim 1 , wherein x is 0.5 parts by weight based on 100 parts by weight of the aluminum-iron alloy.4. The aluminum-iron alloy of claim 1 , wherein x is 0.9 parts by weight based on 100 parts by weight of the aluminum-iron alloy.5. The aluminum-iron alloy of claim 1 , wherein the aluminum-iron alloy is a three-phase alloy and includes an AlFephase claim 1 , a B2 phase claim 1 , and a τphase.6. The aluminum-iron alloy of claim 5 , wherein the τphase is a main phase of the aluminum-iron alloy.7. The aluminum-iron alloy of claim 6 , wherein aluminum-iron alloy has a density of from 4.5 g/cmto 5.5 g/cm.8. The aluminum-iron alloy of claim 7 , wherein the aluminum-iron alloy has a melting point of from 995° C. to 1 claim 7 ,015° C.9. The aluminum-iron alloy of claim 5 , wherein the AlFephase and the B2 phase are secondary phases of the aluminum-iron alloy.10. The aluminum-iron alloy of claim 5 , wherein an increased amount of niobium present in the aluminum-iron alloy reduces an amount of the AlFephase present in the aluminum-iron alloy.11. ...

HIGH TEMPERATURE LIGHTWEIGHT AL-FE-SI BASED ALLOYS

Described herein are approaches to stabilizing AlFeSi ternary intermetallic compounds while destabilizing competing phases. The inclusion of metals such as Mn, Ni, Co, Cu, or Zn to produce quaternary systems accomplishes this problem associated with AlFeSi ternary intermetallic compounds. 1. A composition comprising Al—Fe—Si—X quaternary intermetallic compound , wherein X is selected from Mn , Ni , Co , Cu , or Zn , wherein when X is Ni , the amount of Ni is greater than 2.0 atomic percent.2. The composition of claim 1 , wherein Al is in the amount of from about 60.0 atomic percent to about 70.0 atomic percent claim 1 , Fe is in the amount of from about 13.0 atomic percent to about 30.0 atomic percent claim 1 , Si is in the amount of from about 5.0 atomic percent to about 20.0 atomic percent.3. The composition of claim 1 , wherein X is Mn in the amount of from about 0.1 atomic percent to about 14.0 atomic percent.4. The composition of claim 1 , wherein X is Mn in the amount of from about 0.5 atomic percent to about 14.0 atomic percent and Si is in the amount of from about 5.0 atomic percent to about 15.0 atomic percent.5. The composition of claim 1 , wherein X is Mn in the amount of from about 3.0 atomic percent to about 14.0 atomic percent and Si is in the amount of from about 10.0 atomic percent to about 15.0 atomic percent.6. The composition of claim 1 , wherein Al—Fe—Si—X quaternary intermetallic compound is τ-(61.7-64.9)Al-(24.0-12.0)Fe-(12.8-9.1)Si-(1.5-14.0)Mn.7. The composition of claim 1 , wherein Al—Fe—Si—X quaternary intermetallic compound is τ-(64.4)Al-(21.7)Fe-(10.7)Si-(3.3)Mn claim 1 , τ-(64.1)Al-(21.2)Fe-(10.6)Si-(4.1)Mn claim 1 , τ-(64.1)Al-(20.5)Fe-(10.9)Si-(4.6)Mn claim 1 , τ-(62.7)Al-(20.7)Fe-(11.8)Si-(4.7)Mn claim 1 , τ-(62.0)Al-(21.0)Fe-(12.5)Si-(4.5)Mn claim 1 , τ-(64.8)Al-(20.2)Fe-(10.7)Si-(4.4)Mn claim 1 , τ-(64.7)Al-(18.7)Fe-(10.3)Si-(6.4)Mn claim 1 , τ-(63.0)Al-(13.0)Fe-(10.3)Si-(13.7)Mn and τ-(64.6)Al-(22.5)Fe-(10.3)Si-(2.7)Mn claim 1 , ...

CONDUCTIVE PASTE AND ELECTRONIC DEVICE AND SOLAR CELL INCLUDING AN ELECTRODE FORMED USING THE CONDUCTIVE PASTE

A conductive paste includes a conductive powder, a metallic glass having a glass transition temperature of less than or equal to about 600° C. and a supercooled liquid region of greater than or equal to 0 K, and an organic vehicle, and an electronic device and a solar cell include an electrode formed using the conductive paste. 1. A conductive paste comprising:a conductive powder; the metallic glass having a glass transition temperature of less than or equal to about 600° C., and', 'the metallic glass having a supercooled liquid region of greater than or equal to about 0 K; and, 'a metallic glass,'}an organic vehicle.2. The conductive paste of claim 1 , wherein the glass transition temperature of the metallic glass ranges from about 10° C. to about 400° C.3. The conductive paste of claim 1 , wherein the supercooled liquid region of the metallic glass ranges from about 0 K to about 200 K.4. The conductive paste of claim 1 , wherein the metallic glass exists at least partly in an amorphous state.5. The conductive paste of claim 1 , wherein the metallic glass includes at least one of an aluminum-based metallic glass claim 1 , a cerium-based metallic glass claim 1 , a strontium-based metallic glass claim 1 , a gold-based metallic glass claim 1 , an ytterbium metallic glass claim 1 , a zinc-based metallic glass claim 1 , a calcium-based metallic glass claim 1 , a magnesium-based metallic glass claim 1 , a platinum-based metallic glass claim 1 , a palladium-based metallic glass claim 1 , and a zirconium-based metallic glass.6. The conductive paste of claim 5 , whereinthe at least one of the aluminum-based metallic glass, cerium-based metallic glass, strontium-based metallic glass, gold-based metallic glass, ytterbium metallic glass, zinc-based metallic glass, calcium-based metallic glass, magnesium-based metallic glass, platinum-based metallic glass, palladium-based metallic glass, and zirconium-based metallic glass is an alloy including at least one of aluminum, cerium, ...

Foam material and method for the preparation thereof

The present invention relates to a method for preparing a foam material, comprising the steps: a) providing a powder material, comprising at least one metal powder and optionally at least one ceramic powder; b) providing a perform comprising a particulate material; c) mixing the powder material in the preform; and d) removing the particulate material by exposing the mixture obtained in step c) to the solvent, wherein the particulate material is soluble in the solvent and to a foam material obtainable by said method.

CARBON-BASED NANOTUBE/METAL COMPOSITE AND METHODS OF MAKING THE SAME

A nanocomposite comprising metal and carbon-based nanotube (CNT), wherein the carbon-based nanotube comprises a doping element selected from the group consisting of boron (B), iron (Fe), zinc (Zn), nickel (Ni), cadmium (Cd), tin (Sn), antimony (Sb), Nitrogen (N) and the combination thereof, and methods of making the nanocomposite. 1. A nanocomposite comprising metal and carbon-based nanotube (CNT) , wherein the carbon-based nanotube comprises a doping element selected from the group consisting of boron (B) , iron (Fe) , zinc (Zn) , nickel (Ni) , cadmium (Cd) , tin (Sn) , antimony (Sb) , Nitrogen (N) and the combination thereof.2. The nanocomposite of claim 1 , wherein the metal is aluminum or copper.3. A method of synthesizing a nanocomposite claim 1 , the method comprising:(a) suspending a doped carbon-based nanotube and metal in a suspension, wherein the carbon-based nanotube comprises a doping element selected from the group consisting of boron (B), iron (Fe), zinc (Zn), nickel (Ni), cadmium (Cd), tin (Sn), antimony (Sb), Nitrogen (N) and the combination thereof; and(b) inductively melting the suspension comprising the carbon-based nanotube and metal to provide a metal, doped CNT nanocomposite.4. The method of claim 3 , wherein the metal is aluminum or copper.5. The method of claim 3 , wherein the doping element is presented as an adatom claim 3 , cluster claim 3 , nanoparticle claim 3 , or a combination thereof.6. The method of claim 3 , wherein the carbon-based nanotube is selected from a SWCNT claim 3 , DWCNT and MWCNT.7. The method of claim 3 , wherein the suspension further comprises a dispersant.8. The method of claim 3 , wherein the doping element is comprised on the surface of the CNT claim 3 , within the skeletal structure of the CNT claim 3 , or a combination thereof.9. The method of claim 3 , wherein the CNT is doped via a gas phase claim 3 , liquid phase or solid phase.10. The method of claim 9 , wherein the liquid phase further comprises a halogen.11 ...

Aluminum Alloy Composition and Method

An aluminum alloy composition includes, in weight percent: less than or equal to 0.70 iron; less than or equal to 0.30 silicon; and less than or equal to 0.30 copper, with the balance being aluminum and other elements, with the other elements being present at up to 0.05 weight percent each and up to 0.15 weight percent total. The alloy is homogenized at a temperature of 520° C. to 570° C. for 2-10 hours. The volume phase fraction of α-AlFeSi phase present in the homogenized aluminum alloy product may be at least 10%. 1. A method comprising: up to 0.70 iron;', 'up to 0.30 silicon; and', 'less than 0.30 copper,', 'with the balance being aluminum and other elements, with other elements being present at up to 0.05 weight percent each and up to 0.15 weight percent total., 'homogenizing an aluminum alloy at a homogenization temperature in the range from 520° C. to 570° C. for 2-10 hours, wherein the aluminum alloy has a composition comprising, in weight percent2. The method as claimed in claim 1 , wherein the aluminum alloy has a composition comprising claim 1 , in weight percent:0.20 to 0.40 iron; and0.05 to 0.20 silicon,with the balance being aluminum and other elements, with other elements being present at up to 0.05 weight percent each and up to 0.15 weight percent total.3. The method as claimed in claim 2 , wherein the alloy has a maximum flow stress after homogenization of 27.5 MPa at a temperature of 450° C. claim 2 , a strain rate of 1/sec claim 2 , and a strain of 0.8.4. The method as claimed in claim 1 , wherein the homogenization temperature is in the range of from 540° C. to 570° C.5. (canceled)6. The method as claimed in claim 1 , further comprising cooling the homogenized aluminum alloy composition to a temperature of 400° C. or lower at a rate of 450° C. per hour or less.7. The method as claimed in claim 1 , further comprising extruding the homogenized aluminum alloy claim 1 , thereby forming an extruded aluminum alloy product.8. The method as claimed in ...

MIM-FORMED TiA1 TURBINE WHEEL SURROUNDING A CAST/MACHINED CORE

A number of variations may include a method that may include casting or providing a central core comprising titanium aluminide; and metal injection molding a shell comprising titanium aluminide around the central core to produce a rotor assembly.

ALUMINUM ALLOY FOR SLIDE BEARING, AND SLIDE BEARING

An aluminum alloy for a slide bearing of the present invention contains: 0 mass % or more and 10.0 mass % or less of Sn and 0 mass % or more and 5.0 mass % or less of Si, 0 mass % or more and 2.0 mass % or less of Cu as a solid-solution strengthening component, at least one of 0.05 mass % or more and 0.35 mass % or less of Cr, 0.05 mass % or more and 1.5 mass % or less of Mn, and 0.05 mass % or more and 0.3 mass % or less of Zr as a precipitation strengthening component, 2.3 mass % or more and 6.0 mass % or less of Ag, a part of which is dissolved to form a solid solution and the rest of which is precipitated, and the balance consisting of unavoidable impurities and Al. 1. (canceled)2. (canceled)3. An aluminum alloy for a slide bearing , comprising:more than 0 mass % and 10.0 mass % or less of Sn and more than 0 mass % and 5.0 mass % or less of Si;0 mass % or more and 2.0 mass % or less of Cu as a solid-solution strengthening component;at least one of 0.05 mass % or more and 0.35 mass % or less of Cr, 0.05 mass % or more and 1.5 mass % or less of Mn, and 0.05 mass % or more and 0.3 mass % or less of Zr as a precipitation strengthening component;2.3 mass % or more and 6.0 mass % or less of Ag, a part of which is dissolved to form a solid solution and the rest of which is precipitated; andthe balance consisting of unavoidable impurities and Al.4. A slide bearing comprising an aluminum alloy layer containing:more than 0 mass % and 10.0 mass % or less of Sn and more than 0 mass % and 5.0 mass % or less of Si;0 mass % or more and 2.0 mass % or less of Cu as a solid-solution strengthening component;at least one of 0.05 mass % or more and 0.35 mass % or less of Cr, 0.05 mass % or more and 1.5 mass % or less of Mn, and 0.05 mass % or more and 0.3 mass % or less of Zr as a precipitation strengthening component;2.3 mass % or more and 6.0 mass % or less of Ag, a part of which is dissolved to form a solid solution and the rest of which is precipitated; andthe balance consisting ...

ALUMINUM ALLOY FOIL AND MANUFACTURING METHOD THEREOF

A high-strength, highly-elongatable aluminum-alloy foil contains, in mass %, Fe: 1.0% or more and 2.0% or less and Mn: 0.05% or less, and unavoidable impurities. The aluminum-alloy foil has an average crystal-grain size at a foil surface of 2.5 μm or less, and a ratio of the surface-area percentages of the crystal orientations A/A is 3.0 or more. A is the percentage, with respect to the total surface area, of the surface areas of crystal grains in which the crystal orientation is in a range within 15° from {112}<111> in an orientation-mapping image of the foil surface produced by electron backscatter diffraction. A is the percentage, with respect to the total surface area, of the surface areas of the crystal grains in which the crystal orientation is in a range within 15° from {101}<121> in the orientation-mapping image. 1. An aluminum-alloy foil , wherein:the aluminum-alloy foil is composed of an aluminum alloy that contains, in mass %, Fe: 1.0% or more and 2.0% or less, Mn: 0.05% or less, and unavoidable impurities; and{'sub': {112}<111>', '{101}<121>, 'an average crystal-grain size at a foil surface is 2.5 μm or less, and a ratio of the surface-area percentages of the crystal orientations A/A is 3.0 or more;'}wherein:{'sub': '{112}<111>', 'said A is the percentage, with respect to the total surface area, of the surface areas of crystal grains in which the crystal orientation is in a range within 15° from {112}<111> in an orientation-mapping image of the foil surface produced by electron backscatter diffraction, and'}{'sub': '{101}<121>', 'said A is the percentage, with respect to the total surface area, of the surface areas of the crystal grains in which the crystal orientation is in a range within 15° from {101}<121> in the orientation-mapping image.'}2. The aluminum-alloy foil according to claim 1 , wherein:the aluminum alloy further contains at least one of Si and Cu, andin mass %, Si is 0.01% or more and 0.6% or less and Cu is 0.01% or more and 0.1% or less.3 ...

BEARING WITH LIGHTWEIGHT BACKING SUBSTRATE

A bearing shell for an automotive propulsion system is provided, along with a crankshaft assembly and an engine having a bearing shell. The bearing shell comprises an inner layer having an inner layer thickness. The inner layer defines a bearing surface on an inner side. The bearing surface of the inner layer is configured to support and contact an oil film. The bearing shell also has an outer layer disposed around the inner layer and radially outward of the inner layer. The outer layer has an outer layer thickness that is greater than the inner layer thickness, the outer layer thickness being at least one millimeter. The outer layer is formed of an outer layer material comprising an aluminum alloy and/or a metal matrix composite material. The inner layer is formed of an inner layer material, wherein the outer layer material is stronger than the inner layer material. 1. A bearing shell for an automotive propulsion system , the bearing shell comprising:an inner layer having an inner layer thickness, the inner layer defining a bearing surface on an inner side, the bearing surface of the inner layer being configured to support and contact an oil film; andan outer layer disposed around the inner layer and radially outward of the inner layer, the outer layer having an outer layer thickness that is greater than the inner layer thickness, the outer layer thickness being at least one millimeter, the outer layer being formed of an outer layer material comprising a metal matrix composite material, the inner layer being formed of an inner layer material, wherein the outer layer material is stronger than the inner layer material.2. The bearing shell of claim 1 , wherein the inner layer is configured to support and allow rotation of a rod disposed inward of the inner layer.3. The bearing shell of claim 2 , the inner layer being a bearing layer disposed in contact with an inner side of the outer layer.4. The bearing shell of claim 2 , further comprising an intermediate bearing ...

Aluminum Material Having Improved Precipitation Hardening

An aluminum material for producing light-weight components includes aluminum (Al), scandium (Sc), zirconium (Zr) and ytterbium (Yb), where a weight ratio of scandium (Sc) to zirconium (Zr) to ytterbium (Yb) [Sc/Zr/Yb] is in a range from 10/5/2.5 to 10/2.5/1.25. 1. An aluminum material for producing light-weight components , the aluminum material comprising:aluminum (Al), scandium (Sc), zirconium (Zr) and ytterbium (Yb), wherein a weight ratio of scandium (Sc) to zirconium (Zr) to ytterbium (Yb) [Sc/Zr/Yb] is in a range from 10/5/2.5 to 10/2.5/1.25.2. The aluminum material of claim 1 , wherein the material further comprises:scandium (Sc) in an amount from 0.3 to 1.5% by weight, based on the total weight of the aluminum material.3. The aluminum material of claim 1 , wherein the material further comprises:zirconium (Zr) in an amount from 0.075 to 0.75% by weight, based on the total weight of the aluminum material, orytterbium (Yb) in an amount from 0.0375 to 0.375% by weight, based on the total weight of the aluminum material.4. The aluminum material of claim 1 , whereina) at room temperature, the material has a tensile strength or a yield strength in a range from 350 to 800 MPa, orb) following further heat treatment of the material in a temperature range from 300 to 400° C., at room temperature the tensile strength or the yield strength are higher than the tensile strength or yield strength of the same material produced without further heat treatment.5. A method for producing an aluminum material claim 1 , the method comprising the steps:a) providing an aluminum (Al)-scandium (Sc)-zirconium (Zr) base alloy;b) adding ytterbium (Yb) to the AlScZr base alloy from step a) to produce a molten aluminum (Al)-scandium(Sc)-zirconium(Zr)-ytterbium (Yb) alloy;{'sub': liquidus', '350° C., 'c) cooling the molten AlScZrYb alloy obtained in step b) in a temperature interval Tto Tat a cooling rate of ≧100 K/sec to produce a solidified AlScZrYb alloy; and'}d) heat treating the ...