Uddeholm QRO 90 Supreme

EXCELLENT HIGH TEMPERATURE STRENGTH AND HOT HARDNESS

Uddeholm qro 90 supreme steel parts

Uddeholm QRO 90 Supreme

  • Hot wear resistance 55%
  • Plastic deformation resistance 60%
  • Heat checking resistance 80%
  • Premature cracking resistance 35%

Reference Grade Hot Work (H13)

  • Hot wear resistance 40%
  • Plastic deformation resistance 40%
  • Heat checking resistance 40%
  • Premature cracking resistance 35%

Chemical composition

C Si Mn Cr Mo V
0.38 0.30 0.80 2.60 2.30 0.90

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