418 (Greek Ascoloy)

Stainless 418 (Greek Ascoloy) is a chromium-nickel-tungsten martensitic alloy designed for services up to 1200 ®F. Stainless 418 is an extremely deep hardening grade used for application where high resistance to tempering and stress-corrosion cracking are desired.

Common Trade Names for 418 (Greek Ascoloy) include:

  • Stainless Steel 418
  • Greek Ascoloy®

Chemical Data for 418 (Greek Ascoloy)

  • C: .15-.20
  • Mn: .50
  • P: .04
  • S: .03
  • Si: .50
  • Cr: 12.0-14.0
  • Ni: 1.8-2.2
  • Mo: .5
  • Cu: .5
  • Co: .08
  • Co: .08
  • Cb+Ta: 2.5-3.5
  • Ti: .50

Available Forms for 418 (Greek Ascoloy)

  • Wire
  • Bar
  • Sheet
  • Plate
  • Forgings
  • Welding Rod

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