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Chemical composition, hardness of hot rolled stage and Similar brand
| Brand | Similar brand | Chemical composition (%) | HBW hardness of hot rolled stage | ||||||||||
| ASTM A689 | JIS G4801 | DIN 17221 | C | Si | Mn | Cr | Vr | B | P | S | |||
| ≤ | |||||||||||||
| 65Mn | 1566 | 0.62-0.70 | 0.17-0.37 | 0.90-1.20 | ≤0.25 | 0.035 | 0.035 | 302 | |||||
| 60Si2Mn | 9260 | 60Si7 | 0.56-0.64 | 1.50-2.00 | 0.70-1.00 | ≤0.35 | 0.035 | 0.035 | 321 | ||||
| 60Si2MnA | SUP7 | 0.56-0.64 | 1.60-2.00 | 0.70-1.00 | ≤0.35 | 0.025 | 0.025 | 321 | |||||
| 55CrMnA | 5155 | SUP9 | 55Cr3 | 0.50-0.60 | 0.17-0.37 | 0.65-0.95 | 0.65-0.95 | 0.025 | 0.025 | 321 | |||
| 60CrMnA | 5160 | SUP9A | 0.56-0.64 | 0.17-0.37 | 0.70-1.00 | 0.70-1.00 | 0.025 | 0.025 | 321 | ||||
| 50CrVA | 6150 | SUP10 | 50CrV4 | 0.46-0.54 | 0.17-0.37 | 0.50-0.80 | 0.80-1.10 | 0.10-0.20 | 0.025 | 0.025 | 321 | ||
| 60CrMnBA | 51B60H | SUP11A | 0.56-0.64 | 0.17-0.37 | 0.70-1.00 | 0.70-1.00 | 0.0005-0.004 | 0.025 | 0.025 | 321.000 | |||
| 55SiMnVB | 0.52-0.60 | 1.50-2.00 | 0.60-0.90 | ≤0.35 | 0.08-0.16 | 0.0005-0.0035 | 0.035 | 0.035 | 321 | ||||
| 60Si2CrA | 9254 | SUP12 | 0.56-0364 | 1.40-1.80 | 0.40-0.70 | 0.70-1.00 | 0.025 | 0.025 | |||||
| 60Si2CrVA | 0.56-0.64 | 1.40-1.80 | 0.40-0.70 | 0.90-1.20 | 0.10-0.20 | 0.025 | 0.025 | ||||||
| 9SiCr | 90CrSi5 | 0.85-0.95 | 1.20-1.60 | 0.30-0.60 | 0.95-1.25 | ||||||||
| 28MnSiB | 0.24-0.32 | 0.60-1.00 | 1.20-1.60 | ≤0.25 | 0.0005-0.0035 | 0.035 | 0.035 | 300 | |||||
| W6Mo5Cr4V2 | M2 | SKH51 | S6-5-2 | 0.80-0.90 | 0.20-0.45 | 0.15-0.40 | 3.8-4.40 | 1.75-2.20 | W | M0 | 0.030 | 0.030 | 262 |
| 5.5 6.75 | 4.50 5.50 | ||||||||||||
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