Emission Free Bellows Seal Valves

Below are typical arrangements of Bellows Sealed valve designs featuring a standard flanged joint arrangement for easy access for maintenance and component replacement and a fully welded bonnet assembly for those really difficult services or where customers want to use butt welded pipework and fitting.

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Standard Construction

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a) Top Guide Bush
b) Secondary Stem Seal
c) Test Point
d) Gasket Joint
e) Valve Stem
f) Primary Bellows Seal
g) Extended Bonnet/Cooling Fin
h) Bottom Guide Bush
i) Valve Body

Fully Welded Construction

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a) Secondary Stem Seal
b) Seal Welding
c) Top Guide Bush
d) Long Thread Engagement for Strength
e) Valve Stem
f) Primary Bellows Seal
g) Extended Bonnet / Cooling Finv
h) Bottom Guide Bush
i) Valve Body

Product Ranges

  • Process Control Valves
  • Two Way Valves
  • Three Way Valves
  • Fluid Control
  • Globe Valve
  • Temperature Control
  • Actuators
  • Process Instruments
  • Severe Service Valves
  • Pneumatic Actuator
  • Electric Actuators
  • I/P Transducer
  • Bellows Seal
  • Heating & Ventilation
  • Steam Valve
  • Water Valve
  • Safety Valves
  • Pressure Regulating Valves
  • Pressure Reducing Valves
  • Strainers
  • Butterfly Valves
  • Flow Regulators
  • Manifolds
  • Din Valves
  • Ansi Valves
  • Bellow Steam Seals
  • Low Noise Trims
  • Valve Repairs