Disc Wafer Check Valve

Disc Wafer Check Valve

Disc Wafer Check Valve

Basic information of Disc Wafer Check Valve

This valve can prevent the backflow of the medium, prevent the pump and its drive motor reversal, and discharge of the medium in the container.
Disc Wafer Check Valve

Features of Disc Wafer Check Valve

1. Structure length is short and the structure length is only 1/4~1/8 of the traditional flange check valve;
2. Small size, light weight, its weight is only the traditional flange check valve 1/4~1/20;
3. Disc closes quickly and the water hammer pressure is low;
4. The horizontal or vertical pipe can be used, easy to install.
Disc Wafer Check Valve

Principle of Disc Wafer Check Valve

Due to the composition of the valve body, disc, cover, etc., the disc opens under the action of hydraulic pressure and is restricted to the convex table of the cover. The fluid passes outside the disc.
Disc Wafer Check Valve

Installation and Commissioning of Disc Wafer Check Valve

The installation position, height and inlet and outlet direction of the valve must meet the design requirements. Note that the direction of medium flow should be consistent with the arrow direction marked on the valve body, and the connection should be firm and tight. For specific use, please consult ZECO Valve Group.

Part

Material

Standard

Body

Stainless Steel 431/Ductile Iron

EN10088-1/EN 1563

Disc

Stainless Steel 431

EN10088-1/ASTM A959

Stem

Stainless Steel 431

EN10088-1/ASTM A959

Spring

Stainless Steel 431

EN10088-1/ASTM A959

Seal

Stainless Steel 431

EN10088-1/ASTM A959

Bolts/Nuts

Stainless Steel 431

EN10088-1/ASTM A959

For the materials options not listed, consult factory.

ZECO manufactures valves in more than 50 different alloys.

Product scope, Standards & Materials of Disc Wafer Check Valve

Size Range: 2"~12"
Pressure Rating: 10bar ~ 25bar
Face to Face Dimensions: EN 558-2008
Flange End Dimension: EN1092-2, ISO 7005-2
Coating: Fusion Bonded Epoxy Coating
Inspection and Test: EN 1074-1 and 2, EN 12266

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