The mill rolls are produced by static and monobloc casting method. The scope of supply is suitable to all dimensions of rolls. The products are mainly applied to section mill, bar mill and rail mill, universal mill breakdown stand, roughing stands of hot strip mill, back-up rolls of hot strip mill, vertical rolls and so on, The roll show very good wear resistance, anti-accident, anti-fire and less hardness drop. The products covered all the Adamite /GST material with “Câ€Â contents of 1.0%-2.2%。
Typical Chemical Analysis and Mechanical Properties:
ProductName | C | Mn | Cr | Mo | V | Ni | Hardness | Tensile  strength | |||
| Barrel | Neck | Transition zone | Barre | Neck | |||||||
3%Cr | 0.3-0.7 | 0.5-1.5 | 2.0-4.0 | 0.2-0.5 | 0.1-0.3 | ≤0.80 | 55-65 | 30-40 | ≥40 | ≥1100 | ≥630 |
| 5%Cr | 0.4-0.8 | 0.3-1.2 | 4.0-6.0 | 0.3-0.8 | 0.1-0.4 | ≤0.50 | 68-73 | 30-40 | ≥40 | ≥1200 | ≥600 |
The scope of supply
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