Name: Double ball air release valve-typical type

Size: DN50-DN200

Class: PN10/PN16, Cl125/ CL150;

Design; EN1074-4;

END FLANGE: EN1092-2; ASME B16.1/16.42, AS4087;

TESTS: EN12266;

Body: cast iron/ ductile iron;

Ball material: EPDM+stainless steel;

Bolts:C45E/1045/ 304 stainless steel;

Disc: EPDM+GGG50; 

Holding ring: CuZn39Pb1

TYPE: TH024

Name: Thread & flanged Single ball air release valve

Size: DN20-DN200

Production Introduction:

Single valve, small volume, light weight, small exhaust flow. This product is used for the highest point of sewage pipeline or where is air closed to exclude sewage pipe gas to clear the pipeline to make the pipeline in normal operation. If power off, pump stop, there will be negative pressure inside of pipeline, it may happen libation or break. Now the exhaust valve and air suction valve will suck air speedy, keep the pipeline safety.

Parts Material and Technical Data:

1.Working pressure: 1.0Mpa

2.Medium: water

3.Applicable temperature: Constant temperature;

4.Body/ Cap: 304;

5.Floating ball: 304 or other stainless steel;

6.Packing material: Seal Ring, NBR;