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AlCuMg ALLOYS WITH HIGH DAMAGE TOLERANCE SUITABLE FOR USE AS STRUCTURAL MEMBERS IN AIRCRAFTS

机译：具有高损伤容限的AlCuMg合金适合用作飞机结构部件

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摘要

The invention consists in a substantially manganese-free aluminum alloy rolled product consisting essentially of (in percent by weight): Cu 3.6 - 4.5%, Mg 1.0 - 1.6%, Zr 0.08 - 0.20%, Sc up to 0.06%, Fe up to 0.08%, Si up to 0.09% Mn less than 0.05%, the remainder aluminum and incident impurities, with high mechanical resistance, high fracture toughness and good corrosion resistance, suitable for use as lower wing skin and fuselage skin in commercial civil aircrafts.

机译：本发明在于一种基本上无锰的铝合金轧制产品，该轧制产品主要由以下成分组成（以重量百分比计）：Cu 3.6-4.5％，Mg 1.0-1.6％，Zr 0.08-0.20％，Sc最高为0.06％，Fe最高为0.08％，Si最高为0.09％，Mn低于0.05％，其余的铝和入射杂质，具有较高的机械强度，较高的断裂韧性和良好的耐腐蚀性，适合用作民用民用飞机的下机翼蒙皮和机身蒙皮。

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公开/公告号AU2003269857A1

专利类型
公开/公告日2004-01-23

原文格式PDF
申请/专利权人 PECHINEY RHENALU;
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申请/专利号AU20030269857
发明设计人 RONAN DIF;BERNARD BES;
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申请日2003-07-08
分类号C22C21/00;
国家 AU
入库时间 2022-08-21 23:02:29

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