the Dual Plate and Spring Check Valve

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Product Description

Product:Dual Plate and Spring Check Valve

Standard: API 6D

Flanged Dimension:ASME B16.5

Face to face :API6D

Pressure & Temperature :ASME B16.34

Test & inspection:API 598 / API 6D

Materials: Carbon Steel, Stainless Steel ,CF8, CF8M, CF3, CF3M

Working Pressure: PN10~PN40

Suitable Temp: -196º C~550º C

Suitable Medium: Water, Natural Gas, Oil and some corrosive liquid

Trademark:SUNGO

Packing:Wooden etc

Origin:China

Design features :

Dual plate or single plate.
Light-weight & compact design.
Spring loaded disc.
Resilient or metal seated.

Optional plug disc.

Dualplate check valves have the advantage of zero leakage toward outside,cost saving. It can be installed in any line orientation, superior sealperformance.SUNGO series DPV check valve has a shorter face-to-facedimension and dual plate design , the end connection options includewafer type, lug type and double-flange type , and are available in sizefrom 2" to 60 " and in pressure ratings from ASME class 150 through 1500. A wide range of body and trim materials are optional on customer' srequest. This series of valves are widely used in oil & gasproduction, petroleum refining, petrochemical , pulp & paper,shipbuilding , and other fluid back flow prevention application.