| 参数 | 标准值 | 单位 | |
|---|---|---|---|
| Si | 0.19 | % | |
| Mn | 1.48 | % | |
| P | 0.011 | % | |
| S | 0.024 | % | |
| Cr | 0.19 | % | |
| Ni | 0.178 | % | |
| Cu | 0.3 | % | |
| Ti | 0.0015 | % | |
| Mo | 0.059 | % | |
| V | 0.027 | % | |
| Pb | (0.002) | % | |
| As | 0.005 | % | |
| Zn | (0.003) | % | |
| Al | (0.002) | % | |
| Co | 0.008 | % | |
| Nb | (0.001) | % | |
| B | 0.0003 | % | |
| Sn | 0.015 | % | |
| W | (0.004) | % | |
| N | 0.01 | % | |
| O | (0.002) | % | |
| Ca | 0.0012 | % | |
| Sb | (0.002) | % | |
| Zr | <0.002 | % |