| 参数 | 标准值 | 单位 | |
|---|---|---|---|
| Pb | (0.0007) | % | |
| As | (0.002) | % | |
| Si | 0.02 | % | |
| Mn | 0.13 | % | |
| P | 0.004 | % | |
| S | 0.017 | % | |
| Cr | 0.042 | % | |
| Ni | 0.014 | % | |
| Cu | 0.01 | % | |
| Ti | (0.001) | % | |
| Mo | 0.007 | % | |
| V | 0.004 | % | |
| Al | 0.003 | % | |
| Co | (0.002) | % | |
| Nb | (0.001 | % | |
| B | 0.01 | % | |
| Sn | (0.001) | % | |
| W | 0.01 | % | |
| N | 0.003 | % | |
| Ca | 0.0016 | % | |
| Sb | (0.002) | % | |
| Zr | (0.002) | % |