Filler metal alloy for welding cast nickel aluminide alloys

Details Filler metal alloy for welding cast nickel aluminide alloys Filler metal alloy for welding cast nickel aluminide alloys

1996-03-06

1998-03-10

Ip, Sikyin

Metal treatment

Stock

Nickel base

420443, 420445, C22C 1905

Patent

active

057256934

ABSTRACT:
A filler metal alloy used as a filler for welding east nickel aluminide alloys contains from about 15 to about 17 wt. % chromium, from about 4 to about 5 wt. % aluminum, equal to or less than about 1.5 wt. % molybdenum, from about 1 to about 4.5 wt. % zirconium, equal to or less than about 0.01 wt. % yttrium, equal to or less than about 0.01 wt. % boron and the balance nickel. The filler metal alloy is made by melting and casting techniques such as are melting the components of the filler metal alloy and east in copper chill molds.

REFERENCES:
patent: Re29920 (1979-02-01), Baldwin
patent: 3909309 (1975-09-01), Bomford
patent: 4589937 (1986-05-01), Jackson et al.

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