Fisher 461 Increased Outlet Angle Sweep-Flo Valve

Fisher 461  Increased Outlet Angle Sweep-Flo Valve Image

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Fisher™ 461 Increased Outlet Angle Sweep-Flo ValveThe Fisher 461 Sweep-Flo valve is a self-cleaning, increased outlet, angle valve that is typically used in the chemical and hydrocarbon industries where control of residual oils or other liquids with coking properties is necessary. The 461 features a venturi-type throat, which is useful in power plants or slurry services where high pressure drops and flashing might exist.SpecificationsCertificationsPED, CRN, NACECritical ServiceFlashing, Cavitation, OutgassingFlow CharacteristicsEqual Percentage, Modified ParabolicMaterialWCC, LCC, CF8M, CF8C, DuplexOperating TemperatureHigh TemperaturePressure ClassASMEProcess Connection TypeFlanged, Butt Weld, RTJ, HubShutoff ClassClass IV (FCI 70-2), Class V (FCI 70-2)Valve SizeNPS 2x3, NPS 3x4, NPS 4x6, NPS 6x8, NPS 8x10Valve Size StandardNPSOther ConfigurationsContact your local Emerson business partner or sales office to learn about additional specifications or options for this product.FeaturesIncreased outlet size reduces outlet fluid velocity to reduce flashing, outgassing, and cavitation damage with proper trim material selection.Special cylinder-guided contour valve plug furnishes an equal percentage Micro-Form flow characteristic in the 12.7 to 31.8 mm (0.5 to 1.25 in) port size and a modified parabolic flow characteristic in the 38.1 to 114.3 mm (1.5 to 4.5 in) port siConnection on the side of the valve is furnished for flushing oil between liner and valve plug guide to prevent buildup of coke. An optional bonnet purge connection is also available with extension bonnet.Tungsten carbide trim is available for the most severe conditions and may extend the life of your trim.ENVIRO-SEAL™ packing systems provide an improved stem seal to help prevent the loss of process fluid. These packing systems feature PTFE or Graphite ULF packing with live loading for reduced packing maintenance.