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Triple-offset Butterfly Valves

Size3" to 100" (80 mm to 2500 mm)
ASME ClassClass 150 to 1500
Design StandardAPI 609 Cat B

Beyond Standards :

  • Design complies to API 609

  • Valves offered with API 609 monogram

  • Wide portfolio of Short-pattern and Long-pattern valves

  • Design Validation Test - 12” Class 150 valve successfully completed 10,000 cycles

  • Fugitive emissions - Complies to ISO 15848-1 Endurance Class CO2 and Tightness class AH

  • Fire safe by design and complies to API 607/ ISO 10497 (preferred and non-preferred direction)

  • API RP 591 test conducted on 12” Class 150 TOBV at Element Lab, USA

  • CE Marking - Meets requirements of Pressure Equipment Directive 2014/68/EU, Annexure III, Module H

  • PED Module B1 Design examination certificate (certified by DNV) available

  • Atex - Meets requirements of Atex Directive 94/9/EC (ATEX), category 2 non-electrical equipment

  • SIL3 Safety Integrity Level to IEC 61508

Features that Add Value :

  • Triple-offset Geometry minimises seat-seal contact – lower operating torque and cost of ownership

  • Compact and light weight as compared to gate valves of the same size

  • Hard faced in-situ body seat and flexible laminar seal ensure bubble tight sealing

  • Single piece Anti blow out shaft

  • Disc contour ensures mimimum turbulence and pressure drop

  • Retainer bolting complies to ASME Section VIII Div 1 Appendix 2

Versatile Solutions :

  • Options: High Temperature, Cryogenic, FBE-lined, Steam-jacketed

  • Offered with Electric, Pneumatic and Hydraulic Actuators

  • In-house Tests Capabilities - Cryogenic Test, Pipe Bending Test, Vacuum Test and Fast Closure Test

  • ValvTrac™ RFID tags for reliable digital traceability

Relevant information