Tricentric® Triple Offset Butterfly Valves

Butterfly Valves, Isolation Valves The Tricentric® brand is recognized in the market for excellent flow and control characteristics, sealing capabilities (zero leakage) and dependability in a wide range of applications.

General Details

Tricentric® Metal Seated Valves perform favourably when compared to conventional resilient seated and high performance butterfly valves over all services ranges. Tricentric® Triple Offset Valves incorporate 3-way eccentricity. The metal seat is capable of a very tight seal at temperatures up to 1,500°F.

Key features/benefits

  • Triple offset metal seat design
  • Long life seats
  • Bi-directional tight sealing
  • API 598 – zero leakage
  • Excellent throttling characteristics
  • Frictionless seating
  • Robust shaft design to support full range of actuator torques


  • Isolation & control
  • High temperature
  • Cryogenics
  • Extraction steam isolation
  • Oil & Gas isolation & control
  • Nuclear containment
  • Service water
  • Condensate
  • Circulating water


  • Cryogenic (Power)
  • Multipurpose flow control (Power)
  • Multipurpose flow control (Industrial)
  • Fluid flow control (Industrial)
  • Fluid flow control (Power)
  • Oil and gas production
  • Refining and petrochemical (Industrial)
  • Refining and petrochemical (Oil & Gas)
  • Water and waste water

Design standards

ASME B16.34, API 609 5th Edition, ASME Sec III NC, ND (Nuclear), QME-1

Design ratings

ASME 150 – 600

Size range/-dimensions

3″ to 96″ (80 mm – 2,438 mm)

Pressure class/-power

ASME 150 – 600

Temperature range

-400°F to 1,500°F




Cast carbon, alloy steel, stainless steel, or AL6XN


  • Hardened Containment Vent Systems