21-4N

UNS #S63008

21-4N is a nitrogen-strengthened, austenitic valve steel.

Type Analysis

  • Carbon (Nominal) 0.53
  • Nickel (Nominal) 4
  • Manganese (Nominal) 9
  • Chromium (Nominal) 21
  • Iron (Nominal) Balance

Applications

Heavy duty valves

Applicable Specifications

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