Martensitic Stainless Steel

Written by Jerry Ratzlaff on . Posted in Stainless Steel

Martensitic was the first stainless steel developed. Its carbon content is higher than most other stainless steels and contain 11-17% chromium, less than 0.4% nickel and up to 1.2% carbon.  


  • Magnetic
  • Heat treatable to high hardness levels
  • Hard to impossible to weld


AISI 403, AISI 410, AISI 410Cb, AISI 410S, AISI 414, AISI 414L, AISI 416, AISI 416PlusX, AISI 416Se, AISI 418, AISI 420, AISI 420F, AISI 422, AISI 431, AISI 440A, AISI 440B, AISI 440C, AISI 501, AISI 501A, AISI 501B, AISI 502, AISI 503, AISI 504


  • MSS - martensitic stainless steel