China API 6D Industrial Flange Cast Iron Forged Stainless Steel Ball Swing Check Valve Butterfly Valve, Find details about China Gate Valve, Gas Valve from API 6D Industrial Flange Cast Iron Forged Stainless Steel Ball Swing Check Valve Butterfly Valve
Swing Check Valve
Swing check valves are automatically opened and closed by the force of the flow of the medium in the pipeline. It mainly used to let the medium to flow in one direction to prevent the reverse flow and prevent the pump and its driving motor machine reversal.
Body/Disc/Cover | Hinge pin boss | Sealing Shim | Sealing face |
WCB WC6 CF8 CF3 | F304 316 304L | Enhanced Flexible graphite 1CR13 | 13Cr STL With body material |