butterfly valve / with handwheel / flow control
BDK™ Tricentric® Weir Minerals



  • Type:


  • Operation:

    with handwheel

  • Function:

    flow control

  • Temperature:

    Max.: 650 °C (1,202 °F)

    Min.: -240 °C (-400 °F)

  • DN:

    Max.: 800 mm

    Min.: 50 mm


BDK™ triple offset metal seat Tricentric® valves are available in a wide range of metal options. Designed as per API standards for high performance, they are designed to deliver long life and low maintenance.
Key benefits

Quarter turn convenience
A tight metal-to-metal sealing system
Long Life Seats
Triple offset geometry prevents seat or seal wear by eliminating interference between the body seat and disc mounted seal
Class 6 Leakage
Stem Anti-Blow out design as per API 609
Available in a wide range of materials

Ends: Wafer, Lugged & Double Flanged Operation: Worm Gearbox, Chain wheel, Pneumatic or Electrical Actuator