302HQ

UNS #S30430

302HQ is a slow work-hardening, austenitic stainless steel used for severe cold-heading applications. Resistant to atmospheric corrosion and a wide variety of inorganic chemicals, it becomes only faintly magnetic after severe cold working. Nonhardenable by heat-treating.

Type Analysis

  • Carbon (Maximum) 0.03
  • Phosphorus (Maximum) 0.045
  • Silicon (Maximum) 1
  • Nickel (Nominal) 8.00-10.00
  • Manganese (Maximum) 2
  • Sulfur (Maximum) 0.03
  • Chromium (Nominal) 17.00 - 19.00
  • Iron (Nominal) Balance
  • Copper (Nominal) 3.00-4.00

Applications

cold heading nuts and all standard head configurations of recessed head fasteners.

Applicable Specifications

  • ASTM A276
  • ASTM A493
  • ASTM F593

Rod

Rounds

Strip

Wire

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