Threaded Spring Check Valve

Yongyuan is a professional China Threaded Spring Check Valve manufacturers and suppliers, if you are looking for the best Threaded Spring Check Valve with low price, consult us now! The check valves can be fully opened to ensure a very low pressure drop, installed for horizontal and vertical up-flow service.  All valves conform to the corrosion resistant standard of NACE MR0175. 

2000/3000/5000 W.O.G.
Ductile iron, cast steel WCB or stainless steel body
1" and 2" Size Range
Viton seats
Inspection and test: API 598
Threads conform to ASME B1.20.1(NPT)
NACE MR-01-75

Material & Size

Oilfield Threaded Spring Check Valve 

Threaded Spring Check Valve FAQ

Q: What’s the benefit of ball check valve structure?
A: Yongyuan Threaded Spring Check Valve can be fully opened to ensure low pressure drop.

Q: Would you provide free sample?
A: It’ll be charged in the beginning. When we receive your bulk order, the sample fee will be refund.

Q: What is your terms of delivery?
A: FOB/CFR/CIF. Yongyuan valves ship from port of Ningbo.