Nickel-cobalt base alloys

Details Nickel-cobalt base alloys Nickel-cobalt base alloys

1986-08-06

1989-01-03

Dean, R.

Metal treatment

Stock

Age or precipitation hardened or strengthened

148 127R, 148 127N, 148419, 148427, 148442, C22C 1905

Patent

active

047955040

ABSTRACT:
A work hardened nickel-cobalt alloy having high strength and ductility at temperatures of about 1300.degree. F. is provided consisting essentially by weight of about 0.05% max carbon, about 20%-40% cobalt, about 6%-11% molybdenum, about 15%-23% chromium, about 1.0% max iron, about 0.0005%-0.020% boron, about 0%-4% titanium, about 0%-2% columbium and the balance nickel, the alloy having been cold worked at a temperature below the HCP-FCC phase transformation zone to a reduction in cross-section between 5% and 50%.

REFERENCES:
patent: 3356542 (1967-12-01), Smith
patent: 3767385 (1973-10-01), Slaney

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