BOAX-S/SF Butterfly valve
Butterfly valve


Centred-disc butterfly valve for building services, with heat barrier and elastomer liner (EPDM XU or Nitrile K), with lever, manual gearbox or electric actuator (BOAXMAT-S and BOAXMAT-SF models); semi-lug body (T2) or full-lug body (T4) suitable for downstream dismantling and dead-end service. Valve disc made of stainless steel 1.4308, connections to EN.
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Main Applications

  • Spray irrigation systems
  • General irrigation systems
  • Pressure boosting
  • Domestic water supply
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Technical Data

  • Nominal pressurePN 6, PN 10, PN 16
  • Max. nominal sizeDN 600
  • Max. allowed fluid temperature130 °C


  • Thermometer (accuracy class 1)
  • Valve certified to
  • ACS/DVGW for drinking water applications, with XU elastomer liner

Material number list – BOAX-S/SF

61 products
NameNominal pressureNominal size InletValve body typeWeightMaterial numberPrice
BOAX-S PN10 DN350 T23g6gXU MR50PN 10DN 350Semi-lug type67.5 Kilogram01743549
BOAX-S PN10 DN400 T23g6gXU MR100PN 10DN 400Semi-lug type93.6 Kilogram42095058
BOAX-S PN10/16 DN200 T23g6gXU MR25PN 10DN 200Semi-lug type17.9 Kilogram01743523
BOAX-S PN10/16 DN250 T23g6gXU MR25PN 10DN 250Semi-lug type23.8 Kilogram01743540
BOAX-S PN16 DN350 T23g6gXU MR50PN 16DN 350Semi-lug type67.5 Kilogram01743551


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icon download-pdfOperating instructions - BOAX - S/SFpdf0.365/24/2019
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icon download-pdfType series booklet BOAX-S/SFpdf8.735/24/2019
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icon download-pdfBOAX-SFpdf0.1110/10/2019

Technical Data

  • FunctionShut off/control flow
  • Design concept DriveWith electric actuator, With handwheel, Lever, With pneumatic actuator
  • Casing material1876
  • Nominal pressurePN 6, PN 10, PN 16
  • Max. nominal sizeDN 600
  • Min. nominal sizeDN 20
  • Max. allowed fluid temperature130 °C
  • Min. allowed fluid temperature-10 °C
  • Valve body typeSemi-lug type, Full-lug type, raised faces

Sectional Drawings