Uddeholm QRO 90 Supreme

Hot Work Tool Steel

Uddeholm QRO 90 Supreme

Excellent high temperature strength and hot hardness

Uddeholm QRO 90 Supreme is a high-performance, chromium-molybdenum-vanadium alloyed hot work tool steel which is characterized by:

  • Excellent high temperature strength and hot hardness
  • Very good temper resistance
  • Unique resistance to thermal fatigue
  • Excellent thermal conductivity
  • Good toughness and ductility in longitudinal and transverse directions
  • Uniform machinability
  • Good heat treatment properties