
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:
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 |
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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 |
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| Roughing work rolls for hot strip mills; work rolls and intermediate rolls for cold strip mills
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B-HSS | 75-85 | 30-45 |
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