1.4313/AISI CA 6-NM

Quick Facts

EN 1.4313 / F6NM (UNS S41500) is a corrosion and acid resistant soft martensitic chrome-nickel steel with molybdenum addition. The F6NM is characterized by its good strength and toughness properties. It is often used to make valves, compressors and centrifuges. The stainless-steel grade is also typically used in oil & gas and components of power plants.

Typical Applications

  • Petroleum and petrochemical industry
  • Power plants components
  • Turbines wheels (eg Hydroelectric plants)
  • Valves, compressors and centrifuges

Industry Specifications

  • F6NM / UNS S41500 / C54868 / AISI CA 6-NM / SGS6X / SGS5 / SS2385
  • ASTM A 182
  • German Material no.: 1.4313

Material may also be supplied against customer specifications, subject to enquiry.

Stock Range

We supply a range of flat bars and round bars, on both stock and indent basis.
Primarily manufactured in: Europe, US, India

Chemical Analysis

Chemical Composition, %

1.4313/AISI CA 6-NM

1.4313/AISI CA 6-NM


The stainless steel 1.4313 features excellent mechanical properties. The addition of molybdenum provides medium corrosion resistance, which can be improved by polishing the surfaces.