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.


Standard Construction

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

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