C - Chemistry – Metallurgy – 22 – C
Patent
C - Chemistry, Metallurgy
22
C
75/120
C22C 38/44 (2006.01) C22C 38/40 (2006.01) C22C 38/58 (2006.01)
Patent
CA 1114207
TITLE OF THE INVENTION Non-magnetic stainless steel ABSTRACT OF THE DISCLOSURE This invention relates to a high strength non- magnetic stainless steel for a spring, which comprises at most 0.2 % of carbon, at most 3 % of manganese, at most 0.045 % of phosphorus, at most 0.03 % of sulfur, at most 1 % of silicon, 18 to 20 % of chromium, 8 to 12 % of nickel, 0.08 to 0.25 % of nitrogen and the balance of iron and which is subjected to a heat treatment and a cold or warm working.
318565
Sato Kazuyoshi
Yamamoto Susumu
George H. Riches And Associates
Sumitomo Electric Industries Ltd.
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