Axial flow check valve possess thefunctionof the general check valve, the design of the double sealed seatstructure canmake the valve to zero leakage effect, unique 
Venturi flow lineflow designwith a small fluid resistance, small water pressure, Good flow, themediumpressure changes in response to fast, small size and other advantages. 
Isthedomestic and foreign oil and gas gathering and transportation networksystem,especially the oil pump outlet of the preferred valve.
 
Features:
1. Compact, any angle installation - easytopiping.
2. Streamlined flow channel, lownoise,energy saving, environmental protection.
3. Long service life, opening andclosingwithout jamming, reliable operation.
4. Low pressure seal and low pressure open-fire protection system preferred.
5. Zero Leakage - The traditionalcheckvalve is unparalleled.
6. Valve structure ofa variety of types,for a wide range.