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, Low Expansion Foam Branch Pipe, Ground Fire Monitor, Water Flow Switch, Straight Landing Valve, Flange End Silent Check Valve, Fire Fighting Foam Trailer
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.











