Method for assembling aluminum alloy parts by welding
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United States of America Patent
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Jan 31, 2017
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N/A
app pub date -
May 22, 2013
filing date -
May 13, 2009
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Abstract
A welded assembly of aluminum alloy part, in which
- (i) at least a first aluminum alloy part is procured in a solution heat treated, quenched, optionally cold worked, and naturally aged at ambient temperature or pre-aged temper, and at least a second aluminum alloy part,(ii) said parts are welded to obtain a welded assembly having a welded zone,(iii) cold working the entire welded zone between 0.3% and 5% is performed,(iv) the welded assembly thus cold worked undergoes post-weld aging to obtain a final metallurgical temper.
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