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USN ESR (H11 ESR-DIN 1.2343 ESR)

A steel intended for hot work and plastic molding applications; corresponds to a chromium-molybdenum-vanadium steel, and is characterized by:

  • Good hot resistance and thermal fatigue.
  • Greater toughness and ductility.
  • Good resistance to tempering.
  • Good hardenability.
  • It can be cooled with water.
  • Good dimensional stability during heat treatment.