Stainless Steel 431

Stainless 431 offers the best corrosion resistance of the conventional martensitic stainless grades. Stainless 431 has the best corrosion resistance to marine atmospheres, also resists attack by many petroleum products and organic materials, and several acidic environments.

Common Trade Names for Stainless Steel 431 include:

  • Stainless Steel 431

Chemical Data for Stainless Steel 431

  • C: .20
  • Mn: 1.0
  • P: .04
  • S: .03
  • Si: 1.0
  • Cr: 15.0-17.0
  • Ni: 1.25-2.5
  • Mo: .50
  • Cu: .50
  • Co: .10
  • Co: .10

Available Forms for Stainless Steel 431

  • Wire
  • Bar
  • Plate
  • Forgings
  • Welding Rod

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Trademark Notice: Some names are trade names and/or trademarks of specific manufacturers. Next Day Metals is not affiliated with any manufacturer(s). Orders will be filled to meet specifications from all available source(s). Product names are listed solely for reference to help identify products consistent with listed specifications.

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