| The standards of flange ends | ASME B*6.5,GB/T***3 |
| Nominal Pressure | 1.0MPa,Class**0 |
| Size Range | DN*0~DN **0, NPS2 ~NPS8 |
| Connection type | Flange |
| Working Temperature | ≤**0℃ |
| Operating Type | Manual, Pneumatic and Electric |
| Sealing surface material | Engineering ceramic |
| Pressure test | GB/T****7, API**8 |
| Face to Face | GB/T****1, API**9 |