Alloys or metallic compositions – Ferrous – Nine percent or more chromium containing
Patent
1999-09-13
2000-08-29
Yee, Deborah
Alloys or metallic compositions
Ferrous
Nine percent or more chromium containing
420 58, 420 59, 148609, 148327, C22C 3842, C22C 3844, C21D 713
Patent
active
061104213
ABSTRACT:
A non-magnetic stainless steel, which contains stably a large amount of N, is excellent in the corrosion resistance and the strength and possible to obtain sound ingots and products, consists by weight percentage of C.ltoreq.0.08%, Si.ltoreq.0.50%, 13%.ltoreq.Mn.ltoreq.16%, P.ltoreq.0.040%, S.ltoreq.0.030%, 0.35%.ltoreq.Cu.ltoreq.1.00%, 2.50%.ltoreq.Ni.ltoreq.5.50%, 17.0%.ltoreq.Cr.ltoreq.19.0%, 0.5%.ltoreq.Mo+W.ltoreq.1.0%, 0.38%.ltoreq.N.ltoreq.0.60%, 0.ltoreq.0.0100%, sol-Al.ltoreq.0.05% and the balance Fe on condition that
REFERENCES:
patent: 3904401 (1975-09-01), Mertz et al.
patent: 4822556 (1989-04-01), Cordea et al.
patent: 5094812 (1992-03-01), Dulmaine et al.
Okabe Michio
Shimizu Tetsuya
Daido Tokushuko Kabushiki Kaisha
Yee Deborah
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