WB 12Knife Gate Valve

These valves are all bi-directional and can therefore be installed into pipe systems independent of pressure direction. Full bore and excellent flow characteristics makes them suitable for fluids, sludge and liquids with solids in suspensions such as water, sewage and bio mass.​

Technical data

  • Nominal diameter:
    DN 150 – DN 200
  • Marking:
    EN 19
  • Tightness check:
    EN 12266 (Leakage Rate A)
    ISO 5208 Class A
  • Temperature range:
    max. 90 °C
  • Actuator:
    Handlever, handwheel, chain wheel, pneumatic cylinder, electric motor, hydraulic cylinder
  • Max. Operating pressure:
    max. 4 bar