Main applications

  • Advanced treatment / 3.stage
  • Bio. treatment / 2.stage
  • Biofuels
  • Breweries
  • Desalination
  • Drainage
  • Drainage pump stations
  • Fire fighting and sprinkler systems
  • Flood / stormwater holding tanks
  • Flood control
  • Food and beverages
  • General Processes
  • Groundwaterlevel (mining/buildings)
  • Industrial waste water
  • Industry engineering
  • Irrigation
  • Lake, Damwater extraction
  • Mech. treatment / 1.stage
  • Municipal waste water
  • Pharmaceutical/Biotechnology
  • Pressure boosting
  • Rawwater transport
  • Sea -& Riverwater Extraction
  • Sewage treatment plants
  • Snow guns
  • Steel
  • Surface drainage
  • Surface treatment
  • Suspended solids treatment
  • Systems
  • Tank cleaning
  • Waste water
  • Waste water transport
  • Water
  • Water Extraction
  • Water supply
  • Water works
  • Watertransport
  • Watertreatment
  • Well

Technical data

T max 130 °C
DN max 1,000
PN max 16


Centred-disc butterfly valve, sealed by elastomer liner (EPDM XC or nitrile K), with lever, manual gearbox, pneumatic or electric actuator; wafer-type body (T1), semi-lug body (T2), full-lug body (T4) or U-section body with flat faces (T5). Body types T2, T4 and T5 are suitable for downstream dismantling and dead-end service. Valve disc made of nodular cast iron or stainless steel. Connections to EN, ASME or JIS.


Engineering contractors. General water circuits, fuel oil, oil. Shut-off and control duties in water management, for water supply and water treatment, drainage and irrigation.

Further technical information about BOAX-B

Overview of technical data

T -10 – 130 (°C)
DN 40 – 1,000
PN 16
Body design Median rib body, Lug body
Valve disc material 1.4308, JS 1030
Dimension standard EN 558-1/20, ISO 5752/20
Liner material EPDM-K, EPDM-XC
Valve disc/plug material Soft seat
Threaded-end design Wafer-type design
Body material (EN standard) JS 1030
Main applications Industry and process engineering, Water, Waste water / sewage
Body material Special cast material
PN min. 10
Max. flow velocity 2.0 (M/S)
Valve disc turn range 90.0 (DEG)