Forged Backup Roll//Back up Roll/Back-up Roller
1. Product name
back up roller, work roller, straightening roller and etc.
2. Chemical composition
| Material Code | Chemical Composition(%) | |||||||
| C | Si | Mn | P | S | Cr | Ni | Mo | |
| CC2 | 2.90~3.60 | 0.25~0.80 | 0.20~1.00 | ≤0.40 | ≤0.08 | 0.30~1.20 | 1.01~2.00 | 0.20~0.60 |
3. Physical properties
| Designation of rolls | Barrel hardness (HSD) | Neck hardness (HSD) | Tensile strength (MFP) |
| back up roller | 58~75 | 35~52 | ≥150 |
4. Recommended use
Small section steel,wire rod,hot-rolled sheet planishing mill
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