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High Boron Steel Rolls
High Boron Steel Rolls (HBSR)
Due to the continuous efforts of our skilled professionals, we are capable of presenting best in class range of High Boron Steel Rolls. Our offered rolls are the result of heat treatment that includes normal double annealing method followed by tempering cycle. This in turn makes the toughness of this range much better. Thus, our offered rolls are certainly used in metal forming process in which there is a presence of a stock of metal passed through of steel rolls. High Boron Steel Rolls are easily accessible to our clients at leading market price.
Key features:
- Reliable performance
- Enhanced working life
- Superior finish
Chemical Composition
| Symbol | C | Si | Mn | W | V | Cr | Ni | Mo | Nb | B |
| HSS | 1.50-2.20 | 0.30-1.00 | 0.40-1.20 | 0.00-8.00 | 2.00-9.00 | 3.00-8.00 | 0.00-1.50 | 2.00-8.00 | 0.00-2.00 |
|
| S-HSS | 0.60-1.20 | 0.80-1.50 | 0.50-1.00 | 0.00-3.00 | 0.40-3.00 | 3.00-9.00 | 0.20-1.20 | 2.00-5.00 | 0.00-2.00 |
|
| B-HSS | 1.00-2.00 | 0.30-1.00 | 0.40-1.20 | 0.00-3.00 | 0.40-3.00 | 7.00-12.00 | 0.20-1.20 | 2.00-5.00 | 0.00-2.00 | 0.10-1.00 |
Prosperities & Application
| Symbol | Barrel hardness (HS) | Neck hardness (HS) | Dimension (MM) | Unit N.W (KGS) | Application |
| HSS | 75-95 | 30-45 | 400-700 | 800- 15000 | Finishing work rolls for hot strip mills and bar mills; |
| S-HSS | 75-98 | 30-45 |
|
| Roughing work rolls for hot strip mills; work rolls and intermediate rolls for cold strip mills
|
| B-HSS | 75-85 | 30-45 |
|
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Oversea department: Rm 1304 Huawen International Tower, No.-999, hongshan West Road, Shanghai, Shanghai, 200051, China
Phone :+8613916033018