| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| 31315J2/QCL7CDF | 75 | 160 | 80 |
| 31315J2/QCL7C | 75 | 160 | 40 |
| 31315DJR | 75 | 160 | 37 |
| 31315DU | 75 | 160 | 37 |
| 31315 | 75 | 160 | 37 |
| HR31315DJ | 75 | 160 | 37 |
| 31315 | 75 | 160 | 37 |
| 31315 T7GB075 | 75 | 160 | 37 |
| 31315.A100.140.N11CA | 75 | 160 | 74 |
| 31315J2/QCL7CDF | 75 | 160 | 80 |
| 31315J2/QCL7C | 75 | 160 | 40 |
| 31315DJR | 75 | 160 | 37 |
| 31315DU | 75 | 160 | 37 |
| 31315 | 75 | 160 | 37 |
| HR31315DJ | 75 | 160 | 37 |
| 31315 | 75 | 160 | 37 |
