| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| 7311C/DB | 55 | 120 | 58 |
| 7311C/DB | 55 | 120 | 58 |
| 7311C/DB | 55 | 120 | 58 |
| 7311C/DF | 55 | 120 | 58 |
| 7311C/DF | 55 | 120 | 58 |
| 7311C/DF | 55 | 120 | 58 |
| 7311C/DT | 55 | 120 | 58 |
| 7311C/DT | 55 | 120 | 58 |
| 7311C/DT | 55 | 120 | 58 |
| 7311C | 55 | 120 | 29 |
| 7311C | 55 | 120 | 29 |
| 7311CDB | 55 | 120 | 58 |
| 7311CDB | 55 | 120 | 58 |
| 7311CDT | 55 | 120 | 58 |
| 7311CDB | 55 | 120 | 58 |
| 7311CDF | 55 | 120 | 58 |
| 7311CDF | 55 | 120 | 58 |
| 7311CDF | 55 | 120 | 58 |
| 7311CDT | 55 | 120 | 58 |
| 7311CDT | 55 | 120 | 58 |