| 组分 | 标准值 | 标准偏差 | 单位 |
| C | 3.66 | 0.01 | (10-2) |
| S | 0.168 | 0.008 | (10-2) |
| P | 0.170 | 0.005 | (10-2) |
| Si | 0.438 | 0.002 | (10-2) |
| Mn | 0.825 | 0.004 | (10-2) |
| Cr | 0.070 | 0.001 | (10-2) |
| Ni | 0.095 | 0.006 | (10-2) |
| Mo | 0.12 | 0.02 | (10-2) |
| V | 0.020 | 0.002 | (10-2) |
| Cu | 1.61 | 0.01 | (10-2) |
| Ti | 0.107 | 0.001 | (10-2) |
| Nb | 0.286 | 0.003 | (10-2) |
| B | 0.017 | 0.002 | (10-2) |