Chemical Composition, weight %

  • Carbon: 0.20 Max
  • Manganese: 1.50 Max
  • Silicon: 2.00 Max
  • Phosphorus: 0.04 Max
  • Sulfur: 0.04 Max
  • Chromium: 22.0-26.0
  • Nickel: 12.0-15.0

Tensile Requirements

  • Tensile Strength, ksi: 70 Min
  • Yield Strength, ksi: 30 Min
  • Elongation in 2 in.: 30% Min

Similar Specifications

  • Cast UNS: J93402
  • Wrought UNS: S30900
  • Wrought Grade: 309