Supersolvus processing for tantalum-containing nickel base super

Details Supersolvus processing for tantalum-containing nickel base super Supersolvus processing for tantalum-containing nickel base super

1995-06-07

1997-09-02

Simmons, David A.

Metal treatment

Process of modifying or maintaining internal physical...

Treating consolidated metal powder, per se

148677, 148556, 419 29, 419 42, C22F 110

Patent

active

056627491

ABSTRACT:
A tantalum-containing nickel base superalloy having a .gamma.' phase has greatly improved maximum tensile strength which is substantially independent of the frequency of the stress is processed by forging above the .gamma.' solvus temperature and annealing above the recrystallization temperature of the alloy.

REFERENCES:
patent: 4685977 (1987-08-01), Chang
patent: 4957567 (1990-09-01), Krueger et al.
patent: 5120373 (1992-06-01), Miller et al.
patent: 5131961 (1992-07-01), Sato et al.
patent: 5143563 (1992-09-01), Krueger et al.
patent: 5393483 (1995-02-01), Chang
patent: 5593519 (1997-01-01), Blankenship et al.

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