Back pressure control valves

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Back pressure control valves


  • Cost-effective modular design

    Optimized for size against maximum pressure control

  • Completely adjustable pressure control range
  • Option of Silicon or FKM(FPM) Diaphragm available
  • Fully Autoclavable
  • Various internal surface finish available


Series 80 back pressure control valve has a conical body, a diaphragm for sealing and bonnet with the internal mechanism.The diaphragm is both a switch as well as a sealing element for the media. It is easily replaceable.This large diaphragm is optimized in size to achieve maximum pressure control.The bonnet is provided for the protection of diaphragm and internal mechanism.The threaded shaft-bolt arrangement is provided to adjust back pressure at the desired level.

Product Specs

Connection Size
1”, 1½”, 2

MOC –Wetted(Contact)
ASTM A351 CF3M(SS 316L)

MOC –Non-wetted(Non-contact)
Stainless Steel 304

Seal material
FKM / FPM (fluoroelastomer),Silicon

Neutral gases and liquids, high purity,
sterile, aggressive or abrasive fluid

Up to viscous

Surface finish
Mechanical or Electro Polish

Media temperature
-10°C to +90°

Ambient temperature
Up to +90°C

Sterilization temperature
Briefly up to +150°C

End connections •V-band (Hygienic) Clamp
-EN ISO 1127/ISO 4200 and BS 4825 are available on request

As required, preferably attached on top of the vessel



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