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Wafer Dual Check Valve Retainerless Design

Wafer Dual Check Valve Retainerless Design

Main Feature
It is opened or closed by the valve clack moving to-and-fro through the valve body guiding axle under the spring effect.
The valve body passageway is designed in a wing-shaped streamline type, allowing the medium to flow through the passageway rapidly and steadily with no noise.
It can be installed on horizontal and vertical pipelines.
Product Details

Product Application

Opening and closing parts by the media flow and power to open or close on their own, in order to prevent the backflow of the media called the check valve. Check valves are automatic valves, mainly for the medium one-way flow of the pipeline, allowing the media to flow in one direction, to prevent accidents.
Check valve according to the structure, can be divided into lift check valve, swing check valve and butterfly check valve three:
1. Lift check valve is divided into two kinds of vertical and horizontal.
2. Swing check valve is divided into a single type, double valve and valve type three.
3. Butterfly check valve is straight through.
More than four kinds of check valve in the form of connection can be divided into threaded connection, flange connection, welding connection and clip connection.

Technical Data

Size: DN40-DN600mm PN1.0-1.6MPa

Body: Cast Iron, Ductile Iron, Carbon Steel, Stainless Steel

Seat: EPDM, NBR, Stainless Steel

Stem: Stainless Steel

Spring: Stainless SteelFlange Connection: DIN, ANSI, BS, JIS, etc

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