Iron-based alloy useful as steel, comprises carbon, nitrogen, chromium, copper, manganese, and nickel

摘要

Iron-based alloy comprises 0-0.1 wt.% carbon, 0-0.15 wt.% nitrogen, 13-18 wt.% chromium, 0.5-3 wt.% copper, 0.5-6 wt.% manganese, and 0.5-3 wt.% nickel. An independent claim is also included for martensitic hardening curing of alloy, comprising austenitizing, quenching, freezing and annealing.