| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| 31310J2/QCL7CDF | 50 | 110 | 58.5 |
| 31310J2/QCL7C | 50 | 110 | 29.25 |
| 31310DJR | 50 | 110 | 27 |
| 4T-31310D | 50 | 110 | 27 |
| 31310A | 50 | 110 | 27 |
| HR31310DJ | 50 | 110 | 27 |
| 31310 | 50 | 110 | 27 |
| 31310A.A60.100.N11CA | 50 | 110 | 54 |
| 31310A T7FB050 | 50 | 110 | 27 |
| 31310J2/QCL7CDF | 50 | 110 | 58.5 |
| 31310J2/QCL7C | 50 | 110 | 29.25 |
| 31310DJR | 50 | 110 | 27 |
| 4T-31310D | 50 | 110 | 27 |
| 31310A | 50 | 110 | 27 |
| HR31310DJ | 50 | 110 | 27 |
| 31310 | 50 | 110 | 27 |
