| 参数 | 标准值 | 单位 | |
|---|---|---|---|
| Si | 0.2 | % | |
| Mn | 0.25 | % | |
| P | 0.006 | % | |
| S | <0.05 | % | |
| Cr | 4.2 | % | |
| Ni | 0.075 | % | |
| Mg | <0.005 | % | |
| Fe | [89.0] | % | |
| Cu | 0.066 | % | |
| Ti | 0.002 | % | |
| Mo | 4.3 | % | |
| V | 0.96 | % | |
| Pb | <0.005 | % | |
| As | 0.002 | % | |
| Al | 0.07 | % | |
| Co | 0.02 | % | |
| Nb | <0.05 | % | |
| B | <0.005 | % | |
| Sn | 0.005 | % | |
| W | <0.05 | % | |
| N | 0.006 | % | |
| O | 0.001 | % | |
| Ca | <0.005 | % | |
| Zr | <0.005 | % |