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Method of welding aluminum alloy steels

United States Patent Application

View the Complete Application at the US Patent & Trademark Office
Los Alamos National Laboratory - Visit the Technology Transfer Division Website
A method of welding aluminum alloy steel, and oxide dispersion strengthened aluminum alloy steel. The method includes heating at least one aluminum alloy steel work piece to a predetermined temperature, cleaning the weld surface, providing an Aluchrom Y filler to the weld site, welding the work piece and filler under an argon atmosphere to form a welded article, and post-weld heat treating the welded article. The method may also be used to join aluminum alloy steels to austenitic steels. A welded article joined by the method is also described.
Hosemann, Peter (Los Alamos, NM), Mayer, Franz-Xaver (Krankanbaus, DE)
11/ 540,190
September 28, 2006
STATEMENT REGARDING FEDERAL RIGHTS [0001] This invention was made with government support under Contract No. DE-AC 52-06 NA 25396, awarded by the U.S. Department of Energy. The government has certain rights in the invention.