Sandvik 12C27

Strip steel

Datasheet updated 2015-06-09 14:56 (supersedes all previous editions)

Disclaimer: Recommendations are for guidance only, and the suitability of a material for a specific application can be confirmed only when we know the actual service conditions. Continuous development may necessitate changes in technical data without notice. This datasheet is only valid for Sandvik materials.

Sandvik 12C27 is a martensitic stainless chromium steel with an optimized analysis for high quality professional knife applications. After heat treatment, the composition of carbon and chromium gives a unique combination of properties including:

  • Very high hardness
  • Good corrosion resistance
  • Very high wear resistance

Typical applications for Sandvik 12C27 are hunting and fishing knives, pocket knives, skate blades and ice drills.


  • ASTM (420), (440A)
  • UNS S42000
  • W.Nr. (1.4034), (1.4037)

In brackets, nearest corresponding grade.