| Class and sort | Chemical components | Mechanical performance | |||||||
| C(Max) | Mn(Max) | P(Max) | S(Max) | Tensile strenght(Min) | Yield Strenght(Min) | ||||
| psi | Mpa | psi | Mpa | ||||||
| A25 | CL Ⅰ | 0.21 | 0.60 | 0.030 | 0.030 | 45.000 | 310 | 25.000 | 172 |
| CL Ⅱ | 0.21 | 0.60 | 0.030 | 0.030 | |||||
| A | 0.22 | 0.90 | 0.030 | 0.030 | 48.000 | 331 | 30.000 | 207 | |
| B | 0.28 | 1.20 | 0.030 | 0.030 | 60.000 | 414 | 35.000 | 241 | |
| X42 | 0.28 | 1.30 | 0.030 | 0.030 | 60.000 | 414 | 42.000 | 290 | |
| X46 | 0.28 | 1.40 | 0.030 | 0.030 | 63.000 | 434 | 46.000 | 317 | |