Unidirectional Seal Deslagging Knife Gate Valve
Normal Size Range: 2"-60"
Normal Pressure Rating: PN10~PN16, CLASS150
Material: GG25,GG40,WCB, CF8,CF8M,CF3,CF3M
Operation: Handwheel, Pneumatic, Electric, Chainwheel. Lever
Seat: EPDM, Viton, Metal, PTFE, NBR
Temperature Range: -29~150Degree C
Standards compliance
Design and Manufacture: GB/T12237
Face to face(end to end): GB/T15188.2
Flanged connection: ANSI B16.5, GB/T 9113
Test and inspection: API 598, GB/T 13927
QD Series The type of unidirectional knife gate valve is sealed between the gate plate and the closed cover. It is mainly metal seal. This type of Valve is preferably installed horizontally. It is widely used in other fields such as power plants and other fields with the advantages of non-jammed materials, solid structure, and long life.