| Flange connection | ASME B16.5,GB/T9113 |
| Design standard | ASME B16.34 |
| Pressure Range | Class150~Class300 |
| Size Range | DN50~DN 350, NPS2 ~NPS14 |
| Material | carbon steel, stainless steel, |
| Connection type | Flange |
| Working Temperature | ≤425℃ |
| Operating Type | Pneumatic, manual, electric |
| Sealing surface material | Alloy,Carbide |
| Pressure test | GB/T13927, API598 |