Stainless cast alloy steel for use at low temperatures

Details Stainless cast alloy steel for use at low temperatures Stainless cast alloy steel for use at low temperatures

1976-08-02

1978-11-28

Steiner, Arthur J.

Metal treatment

Compositions

Heat treating

75128A, 75128C, 75128R, 148 37, C22C 3840

Patent

active

041274288

ABSTRACT:
A stainless cast alloy steel suitable for ground joint portions, airtight portions, sliding portions, etc., used at low temperatures comprising: from about 0.03 to about 0.15% by weight of C; up to about 2% by weight of Si; up to about 2% by weight of Mn; from about 18 to about 26% by weight of Cr; from about 5 to about 13% by weight of Ni, the remainder being Fe and unavoidable trace impurities; wherein a ferrite phase is present in an amount of from about 10 to about 40% by volume, based on the volume of the stainless cast alloy steel.

REFERENCES:
patent: 3337331 (1967-08-01), Ljungberg
patent: 3523788 (1970-08-01), Bates et al.
patent: 3567434 (1971-03-01), Richardson et al.
patent: 3620690 (1971-11-01), Bergstrom
patent: 3650709 (1972-03-01), Morsing
patent: 3717455 (1973-02-01), Hede et al.
patent: 3994392 (1976-11-01), Kajiyama et al.
patent: 4002510 (1977-01-01), Wilde
patent: 4055448 (1977-10-01), Fujikura et al.
Metals Handbook, vol. 1, 8th Ed., ASM, 1961, pp. 432, 436, 440, 441, 442.

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