| 参数 | 标准值 | 单位 | |
|---|---|---|---|
| Si | 0.016 | % | |
| Mn | 0.06 | % | |
| P | 0.006 | % | |
| S | 0.0038 | % | |
| Cr | 0.024 | % | |
| Ni | 0.022 | % | |
| Cu | 0.009 | % | |
| Ti | <0.0005 | % | |
| Mo | 0.0016 | % | |
| V | <0.0005 | % | |
| Pb | <0.0005 | % | |
| Al | <0.002 | % | |
| Co | 0.0031 | % | |
| Nb | <0.001 | % | |
| B | <0.0002 | % | |
| Sn | 0.0052 | % | |
| W | (0.001) | % | |
| As | 0.002 | % | |
| Mg | <0.0001 | % | |
| Ca | (0.0002) | % | |
| Sb | <0.002 | % | |
| Zr | (<0.0005) | % | |
| Ta | (0.002) | % |