Yongyuan can supply threaded ball check valve directly from China, with high quality and competitive price. They’re available in sizes 1” & 2”, pressure from 2000psi to 5000psi. Body materials are available in ductile iron, carbon steel and stainless steel. All of our ball check valves conform to NACE MR0175 requirements. We test every valve to API 598 requirements and maintain material traceability.
Read MoreSend InquiryThreaded swing check valves are main products made by Yongyuan in China. These valves are designed to prevent backflow of liquid or gas in pipeline. Materials of construction conform to NACE MR0175. Solid stainless steel clapper and hanger reduce the need for separate pins and rollers. They’re available in sizes 1” to 4”, pressure from 2000psi to 5000psi. NPT threaded ends are on both sides.
Read MoreSend InquiryChinese manufacturer Yongyuan provides API 6D wafer swing check valve for oil and gas fields. Carbon steel ASTM A216 WCB is chosen for body material. There’re three different working class 150#, 300# and 600# for selection, size ranges from 2” to 12”. The valves are designed to full port bore for maxim flow and less clogging.
Read MoreSend InquiryYongyuan is the professional API 6D flanged swing check valve manufacturer in China. All valves passed through pressure test before dispatch. Most of our check valves shipped to North American markets. The working pressure covers class 150#, 300# and 600#. Carbon steel WCB or LCC can be chosen for valve body on request. Size ranges from 2” to 12”. These valves are widely used in oil and gas industry.
Read MoreSend InquiryYongyuan is a large-scale grooved ball valve full port manufacturer in China. The full port design provides efficient control of fluid in piping systems. The valves are furnished with grooved ends conforming to AWWA C606 requirements. Two-piece and end-entry design, size ranges from 2” to 4”. The working pressure is 1000psi for 2”-3” and 750psi for 4”.
Read MoreSend InquiryYongyuan works as the reliable grooved ball valve reduced port manufacturer in China. The end-entry valve designed for WOG services, normally used in oil and gas fields. It has a blow-out proof stem design, with low operating torque and high CV. Grooved end dimensions conform to AWWA C606. The working pressure is 1000psi for 2”-4” and 1500psi for 6”.
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