Precipitation hardening Ni base alloy

Details Precipitation hardening Ni base alloy Precipitation hardening Ni base alloy

1974-08-05

1976-03-02

Dean, R.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

148 325, C22C 1905

Patent

active

039415902

ABSTRACT:
Precipitation hardening Ni base alloys comprising not more than 0.2% by weight of C, 17 to 19% by weight of Cr, 3.5 to 4.5% by weight of Mo, 5 to 7% by weight of W, 5 to 15% by weight of Co, 1.75 to 2.25% by weight of Al, 2.0 to 3.5% by weight of Ti, not more than 0.02% by weight of B, not more than 0.3% by weight of Zr and the balance of Ni and incidental impurities have good hot workability and high stress rupture strength at high temperatures of about 1,000.degree.C.

REFERENCES:
patent: 3385698 (1968-05-01), MacFarlane et al.
patent: 3615376 (1971-10-01), Ross

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