Directionally solidified cobalt-base eutectic alloys

Details Directionally solidified cobalt-base eutectic alloys Directionally solidified cobalt-base eutectic alloys

1975-10-30

1977-11-15

Dean, R.

Metal treatment

Compositions

Heat treating

75170, 75171, C22C 1907

Patent

active

040584151

ABSTRACT:
A directionally solidified casting comprising improved high temperature properties is provided having a cobalt-base matrix and consisting essentially of, on a weight basis, 10-20% nickel, 8.1-25% tungsten, 0-10% chromium, 10-23% tantalum, 0.1-1.5% carbon, the balance being cobalt. Embedded in the matrix is an aligned tantalum carbide reinforcing fibrous phase.

REFERENCES:
patent: 3793013 (1974-02-01), Walter et al.
patent: 3799768 (1974-03-01), Tarshis et al.
patent: 3802934 (1974-04-01), Augustine et al.

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