Single Wafer Check Valve

2″~60″ (50~1500mm)
WCB, S.S.304, Ductile Iron

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Single Wafer Check Valve Product Descriptions

Single wafer check valve is one type of wafer type swing check valve, which can be mounted on the piping end as exhaust valve.Wafer type single disc check valve is action depending on the mediums flow pressure automatically when the mediums flow back, preventing the medium from flowing back. The wafer swing check valve can be mounted onto both horizontal and vertical direction pipelines. Flowspec Luokai can manufacture the single wafer check valve in accordance with ASME B16.34 and API594. Just feel free to contact us now to get best prices. 30 years of experience. High quality. Big stock. Fast delivery. 


  • Small in size, light weight, compact structure, easy maintenance
  • Quick action prevents of medium back flow
  • Short face to face and good rigidity
  • Easy installation, can be mounted horizontally and vertically
  • Tightly sealed, without leakage
  • Safe and reliable operation, high interference-resistance


  • Design & manufacturing: ASME B16.34 / API594
  • Face to face: ASME B16.10, API594
  • Matching flanges: ANSI B16.5 RF
  • Inspection & testing: API598


  • 150LB/300LB/600LB/900LB
  • Size: 2″~60″ (DN50~1500mm)
  • Materials: A216 WCB, S.S.304(CF8), S.S.316(CF8M), ductile iron (GGG40)
  • Applicable medium: water, sewage, sea water, air, steam, oils, food, corrosive liquids
  • Applicable temperature: -196℃~+540℃ (higher temperature is available upon request)


  • Oil & gas field
  • Environment protection
  • Public facilities
  • Power plant
  • Building industry, real estate
  • Petroleum, chemical industry
  • Steel work, metallurgy

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