Method of making drawn and hemmed aluminum sheet metal and artic

Details Method of making drawn and hemmed aluminum sheet metal and artic Method of making drawn and hemmed aluminum sheet metal and artic

1975-05-07

1976-12-28

Dean, R.

Metal treatment

Compositions

Heat treating

75141, 75142, 148 127A, 148 325, C22F 104, C22C 2116

Patent

active

040000079

ABSTRACT:
Drawn and hemmed metal parts, such as vehicle body panels, are made from an aluminum based alloy containing 1.5-2.5% copper, 0.5-1.0% magnesium and 0.4-0.8% silicon and in addition may contain up to 0.2% chromium, 0.4% manganese, 0.2% titanium, 0.2% zirconium and 0.5% iron.

REFERENCES:
patent: 1472740 (1923-10-01), Archer et al.
patent: 3032448 (1962-05-01), Seibel et al.

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