Fatigue crack resistant nickel base superalloys

Details Fatigue crack resistant nickel base superalloys Fatigue crack resistant nickel base superalloys

1990-07-30

1992-07-14

Dean, R.

Alloys or metallic compositions

Nickel base

Chromium containing

148428, C22C 1905

Patent

active

051300877

ABSTRACT:
The present invention provides an alloy having improved crack growth inhibition and having high strength at high temperatures. The composition of the alloy is essentially as follows:

REFERENCES:
patent: 3061426 (1962-10-01), Bieber
patent: 3589893 (1971-06-01), Lund et al.
patent: 3825420 (1974-07-01), Ewing et al.
patent: 3902862 (1975-09-01), Moll et al.
patent: 4207098 (1980-06-01), Shaw
G. W. Meetham, "Development of Gas Turbine Materials", Applied Science Publishers, London, Great Britain (1981) pp. 296-298.

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