Superalloys containing nitrides and process for producing same

Details Superalloys containing nitrides and process for producing same Superalloys containing nitrides and process for producing same

1974-10-10

1976-11-02

Hunt, Brooks H.

Metal treatment

Process of modifying or maintaining internal physical...

Magnetic materials

75211, B22F 300

Patent

active

039895599

ABSTRACT:
Superalloys containing uniform dispersions of at least 0.1 volume percent of a metal nitride improve qualities of superalloys. These superalloys are produced from superalloy powders by a nitriding process utilizing a controlled atmosphere for controlled times at controlled temperature. A nitriding temperature of at least 700.degree. C is required in order to produce effective amounts of nitride in practical lengths of time. SP

REFERENCES:
patent: 3067032 (1962-12-01), Reed et al.
patent: 3720551 (1973-03-01), Allen

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