Flow Check Valve
Basic Info Of Flow Check Valve
Water Axial Flow Check Valve
Water axial flow check valve is mainly used for water supply, drainage, fire protection and HVAC system. Water axial flow check valve can be installed at the exit of pump to avoid medium backward flow and water hammer damage.
Water axial flow check valve is made up of check valve body, check valve seat, flow deflector, disc, bush, spring etc. Inside flow pass is streamline designed, minimal pressure loss. Disc close-open stroke is short. When pump stopped, axial flow check valve can been closed fast, to avoid huge water hammer noise
Products Specification about Flow Check Valve
Parameter| Nominal Pressure | 0.6~ 2.5 MPa |
| Nominal Diameter | DN50~DN500mm |
| Slow Closing Time | 3-90s |
| Medium | Water |
| Suitable Temperature | 0-80℃ |
| Test Standard | GB/T13927-1992 |
Material
| NO. | Parts Name | Material |
| 1 | Valve Body | Gray cast iron HT200, Ductile iron QT400-18,Cast steel WCB |
| 2 | O-Sealing RIng | NBR |
| 3 | Disc | Gray cast iron HT200, Ductile iron QT400-18,Cast steel WCB, Carbon steel Q235-A |
| 4 | Spring | Spring steel, Stainless steel |
| 5 | Outlet Cap | Gray cast iron HT200, Ductile iron QT400-18,Cast steel WCB |
Dimension (Connection Size)
Installation
Quality Control About Flow Check Valve
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Packing and Loading about Flow Check Valve
