| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| 68/750 | 750 | 920 | 78 |
| 68/710 | 710 | 870 | 74 |
| 687 | 7 | 14 | 3.5 |
| F687 | 7 | 14 | 3.5 |
| 618/750MA | 750 | 920 | 78 |
| 618/710MA | 710 | 870 | 74 |
| 618/7 | 7 | 14 | 3.5 |
| 618/7 | 7 | 14 | 3.5 |
| 618/710 | 710 | 870 | 74 |
| 687 | 7 | 14 | 3.5 |
| 618/750 | 750 | 920 | 78 |
| 687 | 7 | 14 | 3.5 |
| 618/750M | 750 | 920 | 78 |
| 618/710M | 710 | 870 | 74 |
| FL687 | 7 | 14 | 3.5 |
| 618/7 | 7 | 14 | 3.5 |
| 618/7 | 7 | 14 | 3.5 |
| 618/750 | 750 | 920 | 78 |
