Applicable Standards:

Design & Manufacture: GB 12236-89

Face-to-face: GB 12221-1989 

Flange end: JB79-1994 JB/T9092 ASME B16.5 ASME B16.47

Butt welded End:ANSI B16.25
Test & Inspection: JB/T 9092-1999

Material: F316L, F304L, F316, F304, F321, A105, F11, F22, F5, F9, LF2

Size Range: DN50-DN1000  2”-40”
Pressure Rating: 1.6-75MPa 150LB-4500LB

Temperature Range: -196°C~600°C

Design Description：
- Pressure seal
- Lift type, Anti-rotation disc
- Horizontal or vertical service
- Flange or butt welding ends