| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| 7028CD | 140 | 210 | 33 |
| 7028CDB | 140 | 210 | 66 |
| 7028CD/DB | 140 | 210 | 66 |
| 7028CDB | 140 | 210 | 66 |
| 7028CD/DF | 140 | 210 | 66 |
| 7028CDF | 140 | 210 | 66 |
| 7028CDF | 140 | 210 | 66 |
| 7028CDF | 140 | 210 | 66 |
| 7028CDT | 140 | 210 | 66 |
| 7028CD/DT | 140 | 210 | 66 |
| 7028CDT | 140 | 210 | 66 |
| 7028CDT | 140 | 210 | 66 |
| 7028CDB | 140 | 210 | 66 |
