Patent ID: 9175361
Filing Date: 2015-11-03
Classification: C21D,C22C,F16J,F16K,F16L,F17C,Y02E

Abstract:
1. Austenitic high Mn stainless steel characterized by containing, by mass%, C: 0.1% or less, Si: 0.4 to 1.5%, Mn: 8 to 11%, Cr: 15 to 17%, Ni: 5 to 8%, Cu: 1 to 4%, Mo: 0.05 to 0.2%, and N: 0.01 to less than 0.15% and having a balance of Fe and unavoidable impurities, having a volume rate of δ-ferrite of 5% or less, and having a long axis of δ-ferrite of less than 0.05 mm.