Material | Body | Ductile Iron,QT450 |
Screw | SS304 Stainless Steel | |
Gasket | NBR | |
End Connections | Flange × Flange | |
Flanges | ANSI150LB, BS 5404,GB Standard | |
Available Size | DN50 thru DN300 (3" thru 12") | |
Type | Flexible Disc | |
Working pressure | 16 bar | |
Color | Red/Blue | |
Media | Water | |
Hot Tags: flexible disc check valve, China, manufacturers, suppliers, wholesale, price, Wet Type Alarm Valve, Foam Monitor System, Aluminum Fire Nozzle, Automatic Fire Fighting Water Monitor, Flange Foot Valve, Straight Landing Valve Thread End
1) The sealing ring adopts the inclined design, the closing time is short, can reduce the water hammer pressure
2) Erosion resistance, good sealing performance, simple product structure, convenient maintenance, repair and transportation.











