Details:

Fisher™ 8560 High Performance Butterfly Valve

The Fisher 8560 Butterfly valve is a reliable, high performance control valve suitable for throttling applications requiring extremely low leakage rates.

Specifications

CertificationsPED, CRN, Fugitive Emission, NACE, ATEX, CUTR, Fire SafeCritical ServiceGeneral ServiceFlow CharacteristicsLinearMaterialCarbon Steel, Stainless, AlloyOperating TemperatureStandard Temperature, High TemperaturePower SourceElectric, Hydraulic, Pneumatic, Lever, Gear, Electro-HydraulicPressure ClassASMEProcess Connection TypeFlanged, Single Flanged, LuggedSeat / Seal TypeMetal, SoftShutoff ClassClass IV (FCI 70-2), Class VI (FCI 70-2)StandardsB16.34StemLive Loaded, Adjustable PackingValve SizeNPS 3, NPS 4, NPS 6, NPS 8, NPS 10, NPS 12Valve Size StandardNPSOther ConfigurationsContact your local Emerson business partner or sales office to learn about additional specifications or options for this product.

Features

The eccentrically-mounted disk design provides an approximate linear flow characteristic and can be used for throttling or on/off control applications through 90 degrees of disk rotation.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. The ENVIRO-SEAL packing system can control emissions to below the Environmental Protection Agency limit of 100 ppm for valvStandard valve construction includes conductive packing to provide electrical bonding for hazardous area applications.