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HomeProductsCheck ValveCast Steel Check ValveRussia Standard GOST Check Valve Py100 Dy400
Russia Standard GOST Check Valve  Py100 Dy400

Russia Standard GOST Check Valve Py100 Dy400

RTV Ruitong valve casting Russia Standard GOST Check Valve Py100 Dy400 is used to prevent back flow in the line .Flow is in a straight line through the valve resulting in minimal pressure drop . The disc swings into the open position as the media flows through the line .Back pressure in the line holds the disc in the closed position . RTV Ruitong valve Casting Swing Check Valves may be installed in horizontal or vertical lines ,but must be installed in proper relation to the media flow as indicated by the flow direction arrow marked on the body .

Russian standard check valves produced by Ruitong Valve Product design and scope.

Design standard: GOST 5762

Length of structure: GOST 3706

Flange connecting end: GOST 33259

Butt welding connecting end: GOST 33259

Wall thickness: GOST 5762-02

Inspection and test: GOST 33257-15

Pressure and temperature rating: GOST 356

Product scope: DN50~DN1000, PN16~PN250

Main body material: 20L、25L、20GL、20GML、20Cr5Mo、15CrMo、20CrMo、12Cr18Ni9Ti、12Cr18Ni10Ti、12Cr18Ni12Mo3Ti etc.

GOST check valve, swing check valve, high pressure check valve

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