Dimensions & Weights

Pneumatic Lugged Butterfly Valve Dimension Diagram
Valve Size (inch)22 1/2345681012
Valve Size (mm)506580100125150200250300
PN (Bar)161616161616161616
A (mm)869292104112112120136140
B (mm)147155173183211223248304329
C (mm)277285317327387399436519609
D (mm)200200220220235274295533600
E (mm)4747555564647490157
F (mm)636369698686102102132
Lug bolt (m)161616161620202424

Pressure / Temperature

Pressure / Temperature Rating


Test Pressures (Hydraulic)

Shell test - Hydrostatic - 24 bar
Seat test - Hydrostatic - 17.6 bar
Seat test - pneumatic - 6 bar 


Actuator bodyAluminium
BearingPolyacetal and glass filled PTFE
Cover SealNBR
Delrin ringPolyacetal
DiscStainless Steel
External circlipSpring steel
Piston with rackAluminium
SpringSpring steel grade 3
Stem / Bottom StemStainless Steel 410
Stroke adjust screwStainless steel 304
Thrust washerPTFE
Valve bodyDuctile Iron
Valve Seat and O-RingNitrile or EPDM


Pneumatic Lugged Butterfly Valve

Pneumatic Lugged Butterfly Valve

  • Available with either a double acting or spring return actuator
  • Spring return set for fail close, fail open available on request
  • Valve available in EPDM(WRAS approved) or Nitrile as standard
  • FDA liner available upon request.
  • Standard builds sized on 80psi (5.5barg)
  • Solenoids available in 24v ACDC,110V AC, 230v AC IP65.
  • Switchboxes available in 2xV3, IP67 and EXD options.
  • we can also offer a range of options to suit your industrial needs from various voltages,IP and ATEX ratings to specific enviromental applications.
  • Please contact us for further information and suitabilty.

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