Chemical Composition, weight %

  • Carbon: 0.035 Max
  • Manganese: 2.0 Max
  • Silicon: 1.00 Max
  • Phosphorus: 0.035 Max
  • Sulfur: 0.02 Max
  • Chromium: 22.0-24.0
  • Nickel: 20.0-22.0
  • Molybdenum: 6.0-6.8
  • Copper: 0.4 Max
  • Nitrogen: 0.21-0.32

Tensile Requirements

  • Tensile Strength, ksi: 83 Min
  • Yield Strength, ksi: 41 Min
  • Elongation in 2 in.: 35% Min