Al—Zn—Mg alloy product with reduced quench sensitivity

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United States of America Patent

PATENT NO 9890448
SERIAL NO

14547360

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Abstract

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This relates to an aluminum alloy product, in particular an age-hardenable Al—Zn—Mg type alloy product for structural members, the alloy product combining a high strength with high toughness and reduced quench sensitivity, and having a chemical composition including, in wt. %: Zn about 3 to 11%, Mg about 1 to 3%, Cu about 0.9 to 3%, Ge about 0.03 to 0.4%, Si max. 0.5%, Fe max. 0.5%, balance aluminum and normal and/or inevitable elements and impurities. Furthermore, this relates to a method of producing such aluminum alloy products.

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Patent Owner(s)

  • ALERIS ALUMINUM KOBLENZ GMBH

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Burger, Achim Hohr Grenzhausen, DE 18 179
Chen, Shangping Delft, NL 16 36
Khosla, Sunil Beverwijk, NL 21 140
Norman, Andrew Beverwijk, NL 24 151
Van, Schoonevelt Hugo Noordbeemster, NL 7 67
Zhuang, Linzhong Beverwijk, NL 6 29

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