Title: Aluminum alloys possessing improved resistance weldability

Abstract: Aluminum alloys exhibiting improved resistance weldability are prepared which comprise 2.0-6.0% magnesium, up to 0.40% iron, up to 0.40% silicon, and from 0.03-0.20% vanadium, balance essentially aluminum. The alloys of the present invention are particularly suited for automotive metal working applications.

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Inventors: Sperry, Philip R. (North Haven, CT, US)
Setzer, William C. (Creve Coeur, MO, US)
Damon, Lloyd E. (Wallingford, CT, US)

Application Number: 703781
Filing Date: 1976-07-09
Publication_date: 1977-08-23
Assignee: Swiss Aluminium Ltd. (Chippis, CH)
Primary Class(es): 420/532 148/439, 148/440, 420/535, 420/544, 428/650, 428/654
Other Classes:
US Patent Ref:

1305166	May, 1919	Reardon	75/147.
1932843	Oct, 1933	Dean et al.	75/147.
2336512	Dec, 1943	Stroup	75/147.
2586647	Feb, 1952	Gresham et al.	75/147.
3337377	Aug, 1967	Bonmarin	75/147.
3502448	Mar, 1970	Anderson et al.	75/147.
3938991	Feb, 1976	Sperry et al.	75/147.

Other Refs:
Primary Examiner: Rutledge, L. Dewayne
Assistant Examiner: Weise, E. L.
Attorney: Bachman; Robert H., Dawson; Robert A.