Grade | C | Si | Mn | P | S | CR | Mo | V | W | Cu | Ni |
Grade A | 0.70-1.50 | 0.10-0.40 | 0.10-0.40 | 0.030 max | 0.030 max | 0.15 max | 0.10 max | 0.10 max | 0.15 max | 0.20 max | 0.20 max |
Classe C | 0.70-1.50 | 0.10-0.40 | 0.10-0.40 | 0.030 max | 0.030 max | 0.30 max | 0.10 max | 0.10 max | 0.15 max | 0.20 max | 0.20 max |