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High Performance Butterfly Valves Opt

High Performance Control

The Fisher High Performance Butterfly valve is a reliable, high performance control valve suitable for throttling applications requiring extremely low leakage rates. Available as a flangeless, wafer-style design or as a single (lugged) style design and offers a variety of seals for high-temperature and corrosive applications.

Category:

Certifications .  :   PED, CRN, Fugitive Emission, NACE, ATEX, CUTR, Fire Safe

Critical Service   :   General Service

Flow Characteristics   :   Linear

Material   :   Carbon Steel, Stainless, Alloy

Operating Temperature   :   Standard Temperature, High Temperature

Power Source   :   Electric, Hydraulic, Pneumatic, Lever, Gear, Electro-Hydraulic

Pressure Class   :   ASME

Process Connection Type   :   Flanged, Single Flanged, Lugged

Seat / Seal Type   :   Metal, Soft

Shutoff Class   :   Class IV (FCI 70-2), Class VI (FCI 70-2)

Standards   :   B16.34

Stem   :   Live Loaded, Adjustable Packing

Valve Size   :   NPS 3, NPS 4, NPS 6, NPS 8, NPS 10, NPS 12

Valve Size Standard   :   NPS

» The eccentrically-mounted disk design provides an approximate linear flow characteristic

» Trim and bolting materials are available for applications involving sour service

» These constructions comply with the recommendations of NACE MR0175-2002

» The optional ENVIRO-SEAL™ packing system is designed with improved sealing, guiding, and loading force transmission

» Standard valve construction includes conductive packing to provide electrical bonding for hazardous area applications

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