HY-180

UNS #K91970

HY-180 VIM-VAR steel is a high-strength alloy steel with superior toughness. It is double vacuum melted - vacuum induction melted followed by vacuum arc remelting - to provide superior cleanliness and ingot homogeneity, and to enhance mechanical properties. The alloy is used in structural applications that demand a combination of high strength and superior toughness properties.

Type Analysis

  • Carbon (Nominal) 0.13
  • Silicon (Nominal) 0.05
  • Nickel (Nominal) 10
  • Manganese (Nominal) 0.1
  • Chromium (Nominal) 2
  • Cobalt (Nominal) 8
  • Molybdenum (Nominal) 1
  • Iron (Nominal) Balance

Applications

BOLTS, FASTENERS, ARMOR, NAVAL VESSEL HULLS, SHAFTING, TORSION BARS

Applicable Specifications

  • FMS-1111

Bar

Billet

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