| 产品代码 | 公称尺寸DN | I系列外径(mm) | II系列外径(mm) |
| JFDJ-15 | 15 | 16 | 15.88 |
| JFDJ-20 | 20 | 20 | 22.2 |
| JFDJ-25 | 25 | 25.4 | 28.6 |
| JFDJ-32 | 32 | 32 | 34 |
| JFDJ-40 | 40 | 40 | 42.7 |
| JFDJ-50 | 50 | 50.8 | 48.6 |
| JFDJ-60 | 60 | 63.5 | / |
| JFDJ-65 | 65 | 76.1 | 76.1 |
| JFDJ-80 | 80 | 88.9 | 88.9 |
| JFDJ-100 | 100 | 101.6 | 108 |
| 产品代码 | 公称尺寸DN | I系列外径(mm) | II系列外径(mm) |
| JFDJ-15 | 15 | 16 | 15.88 |
| JFDJ-20 | 20 | 20 | 22.2 |
| JFDJ-25 | 25 | 25.4 | 28.6 |
| JFDJ-32 | 32 | 32 | 34 |
| JFDJ-40 | 40 | 40 | 42.7 |
| JFDJ-50 | 50 | 50.8 | 48.6 |
| JFDJ-60 | 60 | 63.5 | / |
| JFDJ-65 | 65 | 76.1 | 76.1 |
| JFDJ-80 | 80 | 88.9 | 88.9 |
| JFDJ-100 | 100 | 101.6 | 108 |
