Process for manufacturing aluminum strip or sheet having improve

Details Process for manufacturing aluminum strip or sheet having improve Process for manufacturing aluminum strip or sheet having improve

1980-04-18

1982-04-27

Dean, R.

Metal treatment

Compositions

Heat treating

156665, 228173C, C22F 104

Patent

active

043268951

ABSTRACT:
In order to improve the weldability of aluminum strip or sheet by spot welding and to promote the use of these materials, in particular in the bodywork of automobiles, the strip or sheet, after being hot and cold rolled to an intermediate thickness of 1.5 to 2.5 times the final gauge, is etched in an alkaline solution, then cold rolled to final gauge using cold rolling lubricant and finally, if desired, heat treated.

REFERENCES:
patent: 4093474 (1978-06-01), Sperry et al.

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