Alloy powder mixture for treating alloys

Details Alloy powder mixture for treating alloys Alloy powder mixture for treating alloys

C - Chemistry, Metallurgy

22

C

75/16, 13/6

C22C 19/00 (2006.01) B22F 7/00 (2006.01) B23K 35/30 (2006.01)

Patent

CA 1326142

ALLOY POWDER MIXTURE FOR TREATING ALLOYS ABSTRACT OF THE DISCLOSURE An improved mixture of alloy powders is provided for use in treating a preselected article alloy, for example, to repair or join multiple components of the article The mixture has at least three distinct groups of alloy powders which together define a mixture composition range, with each alloy powder of the groups characterized by a composition and melting range different from the others and from the article alloy. In a preferred form, the mixture composition range comprises, my weight, 15-30% Cr, 1.5-6% W, 0.4-4% Al, 1-11% Ti, 1-6% Ta, up to 1.5% B, up to 0.5% Si, up to 0.2% Zr, up to 3% Mo, up to 0.3% Hf, up to 6% Cb, up to 2% Re, with the balance selected from Co and Ni along with incidental impurities.

566039

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