| 参数 | 标准值 | 单位 | |
|---|---|---|---|
| Si | 0.214 | % | |
| Mn | 1.43 | % | |
| P | 0.0108 | % | |
| S | 0.271 | % | |
| Cr | 0.076 | % | |
| Ni | 0.063 | % | |
| Cu | 0.147 | % | |
| Ti | (0.0008) | % | |
| Mo | 0.0154 | % | |
| V | 0.0015 | % | |
| Pb | (0.0006) | % | |
| As | 0.0052 | % | |
| Al | 0.002 | % | |
| Co | 0.0064 | % | |
| Nb | (0.002) | % | |
| B | (0.0003) | % | |
| Sn | 0.0079 | % | |
| W | (0.0009) | % | |
| Mg | (0.0004) | % | |
| N | 0.0095 | % | |
| O | 0.0019 | % | |
| Ca | (0.0005) | % | |
| Sb | (0.002) | % | |
| Zr | (0.0006) | % | |
| Fe | 97.3 | % |