Uddeholm QRO 90 Supreme
EXCELLENT HIGH TEMPERATURE STRENGTH AND HOT HARDNESS
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 |