碳工钢T8成分分析标准物质
| 组分 | 标准值 | 标准偏差 | 单位 |
| C | 0.820 | (10-2) | |
| S | 0.012 | (10-2) | |
| Si | 0.244 | (10-2) | |
| Mn | 0.334 | (10-2) | |
| P | 0.011 | (10-2) | |
| Cr | 0.090 | (10-2) | |
| Ni | 0.043 | (10-2) | |
| Cu | 0.124 | (10-2) |
| 组分 | 标准值 | 标准偏差 | 单位 |
| C | 0.820 | (10-2) | |
| S | 0.012 | (10-2) | |
| Si | 0.244 | (10-2) | |
| Mn | 0.334 | (10-2) | |
| P | 0.011 | (10-2) | |
| Cr | 0.090 | (10-2) | |
| Ni | 0.043 | (10-2) | |
| Cu | 0.124 | (10-2) |