Sell check valve

Small in size, light in weight, compact in structure, easy in maintenance.

Two torsion springs are used excreting on each of the pair valve plates, which close the plates, which close the plates quickly and automatically.

The quick-close action prevents the medium from flowing back and eliminates water hammer effect.

Short body structure length and good rigidity.*******************5

Easy installation, it can be installed on horizontal and vertical both directions pipes.

This valve is tightly sealed, without leakage under the pressure water test.

Safe and reliable in operation, high interference-resistance.

 Body:  Cast Iron , Ductile Iron

Shaft:  stainless steel

Disc : DI + Ni , CF8, CF8M

Body Seat : NBR , EPDM, Viton , Neoprene

Body:

Short body structure length and good rigidity.

Rubber Seat

It will be cured on body ,tight fit and seal with no leakage.

Gasket

It effectively prevents rotating shaft moving and avoid failure of valve function and leakage on shaft end.

Disc

Adopting unitized design of dual discs and two torsion springs ,it can make disc quickly closed itself and remove water-ammer.

Spring

It is possible to regulate fitting clearance using washer and ensure the sealing of disc .

Fasten screw

It is possible to install valve on any position of pipeline under the function of spring with low cost