Knife Type Flanged Gate Valves

Main Technical Data:

Nominal diameter: DN50~900mm

Pressure rating: PN 6/10/16

Working temperature: ≤425℃

Connection type: flange

Actuator: manual, worm gear, pneumatic, electric

Medium: water, syrup, paper pulp, sewage, coal slurry, ash, slag water mixture

Product Detail

Product Tags

▪ Good sealing effect, and the U-shaped gasket has good elasticity.
▪ Full-diameter design, strong passing ability.
▪ Good brake-off effect, it can effectively solve the leakage phenomenon of the medium containing the block, particle and fiber after the brake-off.
▪ Convenient maintenance, and the seals of the valve can be replaced without removing the valve.

▪ Test pressure:
Shell Test Pressure 1.5 x PN
Seal Test Pressure 1.1 x PN

Material Specifications

Part Material
Body Stainless steel, Carbon steel, Cast steel
Cap Stainless steel, Carbon steel, Cast steel
Gate Carbon steel, Stainless steel
Stem Stainless steel
Sealing Surface Rubber, PTFE, Stainless steel, Hard alloy




▪ The Knife Type Flanged Gate Valve is installed in various pipelines of water supply and drainage, construction, petroleum, chemical industry, food, medicine, power station, nuclear power, urban sewage, etc., used to adjust or cut off the flow of various media containing coarse particles, viscous colloids, floating dirt, etc.

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