Cr-Ni system austenitic heat-resisting steel

Details Cr-Ni system austenitic heat-resisting steel Cr-Ni system austenitic heat-resisting steel

1974-02-11

1976-07-13

Steiner, Arthur J.

Metal treatment

Compositions

Heat treating

75128G, 75128T, C22C 3848, C22C 3850

Patent

active

039691616

ABSTRACT:
Cr-Ni system austenitic heat-resisting steel exhibiting higher heat resistance than that of well-known austenitic stainless steels by means of which an atomic ratio of C being 0.05 to 0.30% to Ti being 0.01 to 0.8% and/or Nb (Ta) being 0.01 to 1.6% is within the range of 1.3 to 7, preferably 3 to 6 and the grain size is within the range of ASTM No. 3 to 8.

REFERENCES:
patent: 2067630 (1937-01-01), Franks
patent: 2067631 (1937-01-01), Becket
patent: 2159497 (1939-05-01), Becket
patent: 2590074 (1952-03-01), Bloom
patent: 2758025 (1956-08-01), Clarke
patent: 2862102 (1958-11-01), Heuschkel
patent: 3284250 (1966-01-01), Yeo et al.
patent: 3303023 (1967-02-01), Dulis et al.

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