| Name | JF80-35 | JF65-35 | JF52-35 | JF80-70 | JF65-70 | JF52-70 |
| Work pressure (MPa) | 35 | 35 | 35 | 70 | 70 | 70 |
|
Nominal diameter (mm) (inch) |
80 3 1/8 |
65 2 9/16 |
52 2 1/16 |
80 3 1/16 |
65 2 9/16 |
52 2 1/16 |
| Face distance of flanges at both ends (mm) | 280X268 | 260X200 | 260X200 | 280X268 | 260X200 | 260X200 |
| weight (Kg) | 130 | 96 | 95 | 130 | 105 | 105 |
| Gasket ring | R35 | R27 | R24 | BX154 | BX153 | BX152 |
| Operating temperature (℃) | -29℃~121℃ | |||||
| Working medium | Oil, mud, natural gas, etc. | |||||
