Heat treatments of low expansion alloys

Details Heat treatments of low expansion alloys Heat treatments of low expansion alloys

1981-09-17

1984-05-01

Dean, R.

Metal treatment

Compositions

Heat treating

148 127R, 148 127N, 148 31, 148142, 148158, 148162, 148409, 148410, 148419, C21D 714, C22F 110

Patent

active

044459432

ABSTRACT:
Directed to an overaging heat treatment applied to age-hardenable nickel-iron controlled expansion alloys so as to contribute high notch strength at temperatures on the order of about 1000.degree. F. thereto.

REFERENCES:
patent: 4200459 (1980-04-01), Smith, Jr. et al.

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