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Semi-high speed steel roll
The microstructure is tempered martensite with a small amount of bainite carbide, which has excellent wear resistance, thermal fatigue resistance and good processing performance.
Classification:
Key words:
Alloy cast steel roll
Semi-steel roll
Product Description
The microstructure is tempered martensite with a small amount of bainite carbide, which has excellent wear resistance, thermal fatigue resistance and good processing performance.
Chemical composition%
| Code | C | Si | Mn | P | S | Ni | Cr | Mo | V | W |
| SHSS | 0.60-1.20 | 0.80-1.50 | 0.50-1.00 | ≤ 0.035 | ≤ 0.03 | 0.20-1.20 | 3.00-9.00 | 2.00-6.00 | 0.40-3.00 | 0.00-3.00 |
Performance and Application%
| Code | Hardness | |
| Roll body | roll neck | |
| SHSS | 75-95 | 35-45 |
Uses: bar pre-cutting, cutting and finishing rolling stand; high-speed wire pre-finishing rolling stand; strip steel finishing work roll, etc.
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