Method for making can end and tab stock

Metal treatment – Process of modifying or maintaining internal physical... – With casting or solidifying from melt

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148552, 148693, 148695, 148702, 420533, 420542, 420547, C22F 104

Patent

active

057728020

ABSTRACT:
Can or lid stock and a method for its manufacture in which a low alloy content aluminum alloy is strip cast to form a hot strip cast feedstock, the hot feedstock is rapidly quenched to prevent substantial precipitation, annealed and quenched rapidly to prevent substantial precipitation of alloying elements and then cold rolled. The can end and tab stock of the invention has strength and formability equal to higher alloy content aluminum alloy.

REFERENCES:
patent: 5470405 (1995-11-01), Wyatt-Mair et al.
ASM Handbook, vol. 4, Heat Treating, pp. 860-866, ASM, 1991.

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