| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| 7244B/DF | 220 | 400 | 130 |
| 7244B/DB | 220 | 400 | 130 |
| 7244B/DB | 220 | 400 | 130 |
| 7244B/DB | 220 | 400 | 130 |
| 7244B/DF | 220 | 400 | 130 |
| 7244B/DF | 220 | 400 | 130 |
| 7244B | 220 | 400 | 65 |
| 7244B | 220 | 400 | 65 |
| 7244B | 220 | 400 | 65 |
| 7244B | 220 | 400 | 65 |
| 7244BDB | 220 | 400 | 130 |
| 7244BDB | 220 | 400 | 130 |
| 7244B/DB | 220 | 400 | 130 |
| 7244BDB | 220 | 400 | 130 |
| 7244B.O | 220 | 400 | 130 |
| 7244B/DF | 220 | 400 | 130 |
| 7244BDF | 220 | 400 | 130 |
| 7244BDF | 220 | 400 | 130 |
| 7244B/DT | 220 | 400 | 130 |
| 7244B/DB | 220 | 400 | 130 |
| 7244B.UO | 220 | 400 | 130 |
| 7244BCBM | 220 | 400 | 65 |
| 7244BDF | 220 | 400 | 130 |