商品编号： 300H1
型号：300H升降式消声止回阀
规格：DN50～DN300
温度：-20℃～135℃
压力：1.0MPa～1.6MPa
阀瓣材质：灰铸铁、球墨铸铁
阀座材质：NBR、EPDM
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
