Type: 300H Lifting Noise-eliminating Check Valve(Waterproof Hammer)

Specification: DN50 -300

Temperature: -20℃ - 135 ℃

Pressure: 1.0MPa-1.6MPa

Materials of Body and lamella: Ductile Iron (GGG40, GGG50). Cast Iron (GG25)

Materials of Crosshead and Guiding Axis:Stainless Steel, Albronze

Materials of Sealing Gaskets: EPDM, NBR, PTFE 

Materials of spring:  Stainless Stee