| 参数 | 标准值 | 单位 | |
|---|---|---|---|
| Si | 0.211 | % | |
| Mn | 0.78 | % | |
| P | 0.01 | % | |
| S | 0.024 | % | |
| Cr | 0.05 | % | |
| Ni | 0.044 | % | |
| Cu | 0.091 | % | |
| Ti | 0.001 | % | |
| Mo | 0.013 | % | |
| V | 0.002 | % | |
| Pb | (0.0003) | % | |
| As | 0.005 | % | |
| Al | 0.025 | % | |
| Co | 0.006 | % | |
| Nb | 0.001 | % | |
| B | 0.0002 | % | |
| Sn | 0.005 | % | |
| W | (0.001) | % | |
| N | 0.0096 | % | |
| O | (0.003) | % | |
| Ca | 0.001 | % | |
| Zr | (0.001) | % |