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Quick Details

  • Standard or Nonstandard: Standard
  • Structure: Butterfly
  • Pressure: Medium Pressure
  • Power: Manual
  • Material: Casting
  • Temperature of Media: Normal Temperature
  • Port Size: 40~1200mm
  • Place of Origin: Shanghai, China (Mainland)
  • Model Number: LPB11
  • Brand Name: Lapar Valve

Packaging & Delivery

Packaging Details wood case
Delivery Time 1~15 days


Wafer Butterfly Valve with Pneumatic Actuator
1.Optional stainless steel body and PTFE seat
2.Smaller torque, better sealing

Wafer Butterfly valves, A type Wafer Butterfly Valve, LT type Wafer Butterfly Valve

Design Feature

  • Horizontal pin: Reduce the exploding possibility of stem effectively under the internal unbearable pressure.
  • Disc: There is no stem through disc completely for less resistance and more flow capacity.
  • Stem: The design of two section of stem, can enhance the stability and resistance of disc effectively.
  • Guide bearing: It is made by nylon and can ensure that the shaft rotate in absolute center,to decrease friction and torque.
  • The seat with backrest: It is consisted of inner backrest and outer rubber.the backrest can withstand the deformation of seat when it is scoured and squeezed to extend service life.


ActuatorElectric, Pneumatic, Handwheel, Handle
ControlOn-off, Modulating, Inteligent
TemperatureEPDM: -29~120°C, FPM: -29~150°C
EPT: -20~140°C, CR: -29~80°C
NBR: -29~80°C, SI: -29~200°C
ConnectionFlange, Wafer
StructureA Type, LT Type
Body MaterialSS316L, SS316, SS304, SS304L, WCB, Casting Iron, Ductile Iron
Disc MaterialSS316L, SS316, SS304L, Casting Iron, WCB, B148, Ductile Iron+Nylon 11, CE3MN
Seat MaterialNBR, EPDM, EPT, FPM, CR, SI
MediumWater, Liquid
OptionLimit Switch, Positioner, Solenoid Valve, Pressure-relief Valve

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China (Mainland) | Manufacturer, Trading Company
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