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Pyrowear® 225

UNS #K52260

PremoMax® is a premium melted, quenched and tempered, cost-effective alloy steel that offers an attractive combination of high strength, excellent impact toughness, and good hardenability in large section sizes. Its moderate carbon content facilitates weldability, while vacuum arc remelting ensures superior cleanliness, excellent high cycle fatigue strength, and outstanding fracture toughness.

Type Analysis

  • Carbon (Nominal) 0.22
  • Silicon (Nominal) 1
  • Nickel (Nominal) 0.7
  • Manganese (Nominal) 2
  • Chromium (Nominal) 2
  • Molybdenum (Nominal) 0.2
  • Iron (Nominal) Balance
  • Copper (Nominal) 0.5
  • Vanadium (Nominal) 0.35

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Applications

Applicable Specifications

  • ASTM A579 (Grade 85)

Bar

Rounds

Billet

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