Sanitary Check Valve

Sanitary Check Valve is a sanitary valves worked to prevent the flow from reversing. It is made in stainless steel AISI 316L or 304, with the adavantages of smooth surface, seamless, automatic emptying and easy to maintain etc. Sanitary check valve is also applied to steam and self-cleaning requirement, it is a good choice for the application of food,beverage,biopharmacy etc. With different connection ends, sanitary check valve from Wellgreen assures you a safe, easy, fast pipeline.

    Connection and Types:


  • Forged valve body ensures non-porous, smooth surfaces and stable structure.
  • Compact and simple structure makes sanitary check valve easy to clean and maintain without special tools.
  • Sanitary weld check valve, Male check valve and Sanitary Tri clamp check valve are two splitted design, assembled by a clamp and sealed with a gasket.
  • Sanitary union type check valve is basically consist of a valve body, a cover and a nuts in threaded union form.
  • Ribbed construction of the stainless steel disc resists heavy pressure hammer, minimizes the resistance to flow and also serves as a guide to the valve plug.
  • Eccentric design allows the check valve installing vertically or horizontally.


Stainless Steel 304,316L or en.1.4301, 1.4404 etc.


  •     Material of stainless steel 316L and 1.4404 is from reputed mill to guarantee the chemical composition and mechanical propertis. Material certificate will be submitted follow to orders.
  •     Forged valve body and disc to control the leakage and visual.
  •     Superior facilities and good experiences for fabrication.
  •     In ability to improve and develop new design.
  •     Fast delivery is possible to meet your needs well in time.
  •     Low cost from bulk production will reduce your budget and improve your business.
  •     Small quantity available.

    Quality & Inspection:

  •      PMI test to verify material grade
  •      Dimension controlling during fabricating and finished
  •      Visual and surface 100% examination before shipment
  •      Packed in carton box firstly, then in wooden case
  •      Third party inspection available.


    Food, Brewery, Beverage, Dairy, Pharmaceutical, Biopharma etc.

Technical Specifications & Options of Sanitary Check Valve

General Specifications

Working Pressure

Working Pressure

0~10 bar

Opening Pressure




Continuous Working Temperature

-10°C ~ +121°C(EPDM)

Sterilization Temperature

150°C (Max 20min)

Surface Finish

Internal Surface Finish


External Surface Finish



Connection Standards


Connection Methods

Welding, Clamp, Threading


Metal Material

Product Wetted

304 (1.4301) or 316L (1.4404) forged

Other Steel Parts

304 (1.4301)

EN 10204 3.1B certificate is available on request.

Seal Material




FPM, Silicone, NBR

All seal materials comply with FDA 177.2600.

*For more information of Sanitary Check Valve, please contact us for details.

Sanitary check valve catalog

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