| 型号 | 内径 | 外径 | 厚度 |
|---|---|---|---|
| NJ2310E.TVP2 HJ2310E | 50 | 110 | 40 |
| HJ2310 | 50 | 71 | - |
| HJ2310E | 50 | 71.4 | 8 |
| NJ2310 HJ2310 | 50 | 110 | 40 |
| NJ2310R HJ2310R | 50 | 110 | 40 |
| NJ2310EM HJ2310E | 50 | 110 | 40 |
| NJ2310 HJ2310 | 50 | 110 | 40 |
| NJ2310 HJ2310 | 50 | 110 | 40 |
| NJ2310EM HJ2310E | 50 | 110 | 40 |
| NJ2310EC HJ2310EC | 50 | 110 | 40 |
