Lug Wafer Dual Plate Check Valve  

Wafer dual plate check valve is automatic working valve in the pipeline to protect pumps and actuator from any damages caused by working medium back flow which have advantages in shorter face to face dimension, one piece valve body, spring loaded disc for quick closure, lighter weight, lower working medium resistance as well as samll impact of water hammer. Wafer check vlave are widely used in all type system of water treatment, chemical industry, power station and metallurgy etc. Valve size from 2"(DN50) to 48"(DN1200) matching pressure class 150(PN16) to class 2500(PN420). Dual plate check valve material covers carbon steel, stainless steel, alloy steel and duplex steel, such as  WCB, LCB, WC6, WC9, C12, C5, CF8, CF3, CF3M, CF8M, 4A, 5A etc.