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BOAX-S/SF Butterfly valve

Butterfly valve BOAX-S/SF

Centred-disc butterfly valve with ISO 5211 compliant square shaft end for butterfly valves from DN 350, with heat barrier and elastomer liner (EPDM XU or nitrile K), with lever, manual gearbox or electric actuator (BOAXMAT-S and BOAXMAT-SF); semi-lug body (T2) or full-lug body (T4) for downstream dismantling and dead-end service. Valve disc made of stainless steel 1.4308, connections to EN.
Spare Parts
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Main Applications

  • Hot-water heating systems
  • Air-conditioning systems
  • Domestic water supply
  • Paint shops

Technical Data

Nominal pressure
PN 6, PN 10, PN 16
Max. nominal size
DN 600
Maximum allowable fluid temperature
130 °C

Benefits

  • Thermometer of accuracy class 1 (optional). Please indicate when ordering the valve.
  • Valve certified to
    • DVGW, ÖVGW, SVGW and BELGAQUA for drinking water applications, with EPDM elastomer liner, approved by KTW, ILP Nancy
Inspection service

Inspection service

KSB’s inspection service provides regular pump inspection and pump maintenance to ensure the reliable operation and increased availability of your system.

  • Preventing failures
  • 24-hour on-call service
Installation and commissioning

Installation and Commissioning

Reliability right from the start: KSB service specialists are there to take care of your system with the installation of pumps, valves and automation components. Professional, reliable, on hand worldwide.

  • For a start-up as required
  • Also for non-KSB products
Valve repair

Valve repair

Bespoke, individual, comprehensive: KSB provides professional valve service for all makes – regardless of the design, size and manufacturer.

  • Repair
  • Modification