Swing Check Valve


Swing Check Valve is used in oil & gas supply and drainage systems.

Swing Check Valve

This valve can be installed at the water outlet of the pump or the water outlet pipe to prevent backflow of the medium.


  1. The switch can be up to 100,000 times;
  2. Full flow area, low flow resistance;
  3. Less likely to accumulate debris;
  4. Simple structure and convenient maintenance.


The sealing ring of this valve adopts the tilting design, and the closing time is short, which can reduce the water hammer pressure.

Installation and Commissioning

This valve can be installed in sewage. For specific use, please consult Zeco Valve Group.

Product scope, Standards & Materials

Size Range: 2″~48″

Pressure Rating: 150LB~2500LB

Face-to-Face Dimensions: AMSE B16.10, EN558-1

Flange End Dimension :AMSE B16.1/16.42, AS4087, EN1092-2

Inspection and Test: API 598

Part Material Standard
Body WCB ASTM A216
Bonnet WCB ASTM A216
Disc WCB+13Cr ASTM A216
Seat A105+13Cr ASTM A105
Nuts 2H ASTM A194
Bolts B7 ASTM A193
For materials options not listed, consult the factory.

Zeco manufactures valves in more than 50 different alloys.




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