High strength austenitic stainless steel having good corrosion resistance
AssigneeKobe Steel, Ltd.
InventorsRyouichi Abe, Masao Sato, Seiji Kikuma
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Abstract
The present invention discloses a high strength austenitic stainless steel having good corrosion resistance and, in particular, good hydrogen embrittlement resistance, which consists essentially of up to 0.02% by weight of C, up to 0.7% by weight of Si, 2.0 to 6.5% by weight of Mn, 17.5 to 30.0% by weight of Ni, 23.0 to 35.0% by weight of Cr, 1.5 to 5.5% by weight of Mo, 0.15 to 0.45% by weight of N, 0 to 0.6% by weight of V, the balance iron and inevitable impurities.
Claims6
A high strength austenitic stainless steel having good corrosion resistance and, in particular, good hydrogen embrittlement resistance, consisting essentially of:
- ______________________________________ carbon up to 0.02% by weight silicon up to 0.7% by weight manganese about 2.4 to 6.5% by weight nickel 17.5 to 30.0% by weight chromium 23.0 to 35.0% by weight molybdenum 1.5 to 5.5% by weight nitrogen 0.15 to 0.45% by weight vanadium 0 to 0.6% by weight ______________________________________
- the balance iron and inevitable impurities.
Dependencies are inferred from the claim text.