| Type | H71H, H71X, H71W |
| PN | DN40-DN600mm |
| PN | 1.6MPa, 2.5MPa, 150Lb, 300Lb |
| Suitable temperature | -29-250℃ |
| suitable medium | water, gas, oil |
| CF8(304): suitable for nitric acid | |
| CF8M(316): suitable for acetic acid | |
| Technical Standard | |
| Design standard | GB/T12224, JB/T8937 |
| Face to face std | JB/8937 |
| pressure temperature rating | GB/T12224 |
| Test standard | GB/T13927, API 598, ISO 5208 |
| Material | CF8(304), CF8M(316) |




