Product

Threaded and Socket Welded Swing Check Valve

Threaded and Socket Welded 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.

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Female Threaded Vertical Check Valve

Find a huge selection of Female Threaded Vertical Check Valve from China at Yongyuan.

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API 6D Soft Seat 3-Piece Split Bolted Body Trunnion Mounted Ball Valve

With 50years history, Yongyuan works as a reliable API 6D Soft Seat 3-Piece Split Bolted Body Trunnion Mounted Ball Valve provider from China. The API 6D Soft Seat 3-Piece Split Bolted Body Trunnion Mounted Ball Valve complies with API 6D, ASME 16.34, API 608 and other relevant ASTM specifications. Valve body and adapter material is forged steel A105, fire safe graphite rings is used to protect against external leakage. Every valve is manufactured to comply with NACE standards. It’s suitable for pipeline where zero leakage positive shutoff is critical.

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Female Threaded Spring Check Valve

Yongyuan can supply Female Threaded Spring 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.

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API 6D Industrial Flange or Wafer Cast Iron or Forged Stainless Steel Swing Check Valve

Chinese manufacturer Yongyuan provides API 6D Industrial Flange or Wafer Cast Iron or Forged Stainless Steel 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.

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API 6D 4 Inch Carbon Steel Floating Ball Valve

Yongyuan is the professional API 6D 4 Inch Carbon Steel Floating Ball Valve manufacturer in China, with ISO 9001 certificate. We have been specialized in oil and gas fields for 25 years. Most of our ball valves shipped to American markets. The quality meet ASME B16.34 B16.10 B16.5 and BS5351. Carbon Steel WCB or Stainless Steel can be chosen for valve body and adapter on request. There’re three different working class 150#, 300# and 600# for selection. All valves passed through pressure test before dispatch.

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