AB Butterfly

AVFI's AB Series Butterfly Valves are bi-directional with hard phenolic seat, with standard pin connection between disc and stem, available in both wafer and lugged style.  Suitable for most general purpose applications.


  • Designed and manufactured to AS4795
  • Phenolically backed replaceable liner
  • Rated to 1600kpa from 50mm up to 600mm and 1000kpa from 700mm up to 1200mm
  • Stainless steel fasteners
  • Bi-directional bubble-tight sealing, with no leakage under pressure
  • ISO top mounting flange for easy actuation
  • Gearbox fitted as standard on all sizes 350mm and above