RU2012101060A - METHOD FOR PRODUCING PRESSED SEMI-FINISHED PRODUCTS FROM HIGH-STRENGTH ALUMINUM ALLOY AND PRODUCTS OBTAINED FROM THEM - Google Patents
METHOD FOR PRODUCING PRESSED SEMI-FINISHED PRODUCTS FROM HIGH-STRENGTH ALUMINUM ALLOY AND PRODUCTS OBTAINED FROM THEM Download PDFInfo
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- RU2012101060A RU2012101060A RU2012101060/02A RU2012101060A RU2012101060A RU 2012101060 A RU2012101060 A RU 2012101060A RU 2012101060/02 A RU2012101060/02 A RU 2012101060/02A RU 2012101060 A RU2012101060 A RU 2012101060A RU 2012101060 A RU2012101060 A RU 2012101060A
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Abstract
1. Способ изготовления прессованных полуфабрикатов из высокопрочного алюминиевого сплава, включающий отливку слитков, горячее прессование, термическую обработку на твердый раствор, закалку и старение, отличающийся тем, что слитки отливают из сплава, имеющего следующее соотношение компонентов, мас.%:Цинк 3,6-4,1Магний 0,6-1,1Марганец 0,2-0,5Цирконий 0,05-0,12Хром 0,05-0,15Медь 0,1-0,2Титан 0,01-0,06Молибден 0,01-0,06Алюминий Остальное,при температуре литья 690-710°С, со скоростью 25-50 мм/мин, подвергают гомогенизации при температуре 450-470°С, в течение 8-12 ч, горячее прессование проводят при температуре 410-530°С, при скорости истечения 0,1-4,0 м/мин, закалку производят от температуры деформации непосредственно после прессования на прессе, на воздухе или воздушно-водяной смесью и двухступенчатое старение по режиму: температура 90-110°С, выдержка 6-12 ч + температура 160-190°С, выдержка 4-10 ч.2. Способ по п.1, отличающийся тем, что закалку производят водой после нагрева в печи от температуры 450°С.3. Способ по п.1, отличающийся тем, что производят естественное старение в течение не менее 7 суток.4. Изделие из алюминиевого сплава, отличающееся тем, что оно изготовлено из полуфабриката, полученного способом по любому из пп.1 и 2 или 3.1. A method of manufacturing pressed semi-finished products from high-strength aluminum alloy, including casting ingots, hot pressing, heat treatment for solid solution, quenching and aging, characterized in that the ingots are cast from an alloy having the following ratio of components, wt.%: Zinc 3.6 -4.1 Magnesium 0.6-1.1 Manganese 0.2-0.5 Zirconium 0.05-0.12 Chromium 0.05-0.15 Copper 0.1-0.2 Titanium 0.01-0.06 Molybdenum 0.01- 0.06 Aluminum The rest, at a casting temperature of 690-710 ° C, at a speed of 25-50 mm / min, is subjected to homogenization at a temperature of 450-470 ° C, for 8-12 hours, hotter than the presses Milling is carried out at a temperature of 410-530 ° C, at a flow rate of 0.1-4.0 m / min, quenching is performed from the deformation temperature immediately after pressing on a press, in air or in an air-water mixture and two-stage aging according to the following conditions: temperature 90 -110 ° C, holding 6-12 hours + temperature 160-190 ° C, holding 4-10 hours 2. The method according to claim 1, characterized in that the hardening is carried out with water after heating in a furnace from a temperature of 450 ° C. The method according to claim 1, characterized in that they produce natural aging for at least 7 days. An aluminum alloy product, characterized in that it is made of a semi-finished product obtained by the method according to any one of claims 1 and 2 or 3.
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RU2012101060/02A RU2492274C1 (en) | 2012-01-12 | 2012-01-12 | Method of extruding semis of high-strength aluminium alloy and parts thus made |
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RU2012101060/02A RU2492274C1 (en) | 2012-01-12 | 2012-01-12 | Method of extruding semis of high-strength aluminium alloy and parts thus made |
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RU2012101060A true RU2012101060A (en) | 2013-07-20 |
RU2492274C1 RU2492274C1 (en) | 2013-09-10 |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2597451C2 (en) * | 2014-08-27 | 2016-09-10 | федеральное государственное бюджетное образовательное учреждение высшего образования "Самарский государственный технический университет" (ФГБОУ ВО "СамГТУ") | Method of producing deformed product from aluminium alloy with vacuum-plasma coating |
CN109468558B (en) * | 2019-01-08 | 2020-11-10 | 合肥工业大学 | Extrusion and heat treatment process of 7xxx series aluminum alloy for aerospace |
RU2733233C1 (en) * | 2019-08-13 | 2020-09-30 | Открытое акционерное общество "Всероссийский институт легких сплавов" (ОАО "ВИЛС") | METHOD OF MAKING PRESSED PROFILES FROM HIGH-STRENGTH DEFORMABLE ALUMINUM ALLOYS OF THE Al-Zn-Mg-Cu SYSTEM WITH ADDITIVES OF TRANSITION METALS |
RU2744582C1 (en) * | 2020-08-26 | 2021-03-11 | Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") | Method for producing massive semiproducts from high-strength aluminum alloys |
RU2771396C1 (en) * | 2020-12-29 | 2022-05-04 | Общество с ограниченной ответственностью "Институт легких материалов и технологий" | Aluminium-based alloy and product made therefrom |
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RU2152451C1 (en) * | 1999-04-14 | 2000-07-10 | Медведева Галина Ивановна | Method of manufacture of parts from aluminum wrought alloys |
RU2288293C2 (en) * | 2005-01-19 | 2006-11-27 | Открытое акционерное общество Верхнесалдинское металлургическое производственное объединение (ОАО ВСМПО) | Aluminum-based alloy |
US8157932B2 (en) * | 2005-05-25 | 2012-04-17 | Alcoa Inc. | Al-Zn-Mg-Cu-Sc high strength alloy for aerospace and automotive castings |
CN101896631B (en) * | 2007-11-15 | 2015-11-25 | 阿勒里斯铝业科布伦茨有限公司 | Al-Mg-Zn wrought alloy product and manufacture method thereof |
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