Low carbon plus nitrogen free-machining austenitic stainless ste

Details Low carbon plus nitrogen free-machining austenitic stainless ste Low carbon plus nitrogen free-machining austenitic stainless ste

1989-02-03

1990-06-12

Yee, Deborah

Alloys or metallic compositions

Ferrous

Nine percent or more chromium containing

420 49, 148325, 148327, C22C 3840, C22C 3860

Patent

active

049331426

ABSTRACT:
A low carbon plus nitrogen, free-machining, austenitic stainless steel having improved machinability and excellent corrosion resistance. The steel composition in weight percent is carbon plus nitrogen up to about 0.06, chromium 16 to 20, nickel 6 to 14, manganese up to 0.60, sulfur 0.15 to 0.50, silicon up to about 1, phosphorus up to about 0.20, molybdenum up to about 1 and balance iron.

REFERENCES:
patent: 3902898 (1975-09-01), Denhard, Jr. et al.
patent: 4613367 (1986-09-01), Eckenrod et al.
patent: 4769213 (1988-09-01), Haswell et al.
patent: 4784828 (1988-11-01), Eckenrod et al.
patent: 4797252 (1989-01-01), Eckenrod et al.
Lula et al., "Residual and Minor Elements in Stainless Steels", Metallurgy of Stainless Steel, pp. 14-1 to 14-2.

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