Rolled aluminum alloy sheets for forming and method for making

Details Rolled aluminum alloy sheets for forming and method for making Rolled aluminum alloy sheets for forming and method for making

1986-02-26

1988-01-12

Dean, R.

Metal treatment

Compositions

Heat treating

148 115A, 148 127A, 148417, 148439, C22F 104

Patent

active

047189487

ABSTRACT:
Rolled aluminum alloy sheets having improved strength and formability are provided which are to be formed into parts for use in an application where a high strength is required after paint baking, for example, as automobile body sheets. The aluminum alloy has a composition consisting essentially of Si 1.2-2.5%, Mg 0.25-0.85%, Fe 0.05-0.4%, Cu 0.1-1.5%, and at least one of Mn 0.05-0.6%, Cr 0.05-0.3%, and Zr 0.05-0.15%, balance essentially aluminum.

REFERENCES:
patent: 4589932 (1986-05-01), Park

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