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Pneumatic Double-Seated Control Valve (GAZJHN)

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Min. Order / Reference FOB Price
1 Piece	US $1.00/ Piece

Local Area:	Wenzhou, Zhejiang, China
R&D Capacity:	OEM, ODM, Other
Payment Terms:	T/T

Power:	Pneumatic
Material:	Wcb, Ss304, Ss316, Ss316L, Ss304L
Category:	Control Valve

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Product Description

GAZJHNPneumaticdiaphragmdouble-seatedcontrolvalve.
Thevalvehasdoubleseats.Thefluidoutflowthroughthevalvecoreoftheupperandlowersealingsurface.Theunbalancedpressureissmall.Itisabalancedstructure,whicharewidelyusedinpetroleum,chemical,pharmaceutical,metallurgical,powerplants,suchastheindustrialsector,tocontrolofgasliquidmediumsuchassteam.
ValveBody.
Structure:flowingthroughtypeglobevalvewithdouble-seated.
DN:25~300mm.
PN:1.6~10.0Mpaorclass150~class600.
Connections:flangedtype.
Material:WCB,HT200ZG230-450ZG1Cr18Ni9Ti.ZG0Cr18Ni12Mo2Ti.UpperCover.
NormalTemp:-20°C~+200°C.
HeatRadiationType:-40°C~+450°C.
GlandConnection:boltedtype.
Packing:VtypePTFE.FLEXIBLEGRAPHITE.S.SBELLOWS.ValveAssembly.
ValveCore:Doubleguiding&double-seatedplugtype.
CvFeatures:Linear,EqualPercentageorQuickopening.
Material:1Cr18Ni9Ti0Cr18Ni12Mo2Ti.
Actuator.
Model:Multi-springdiaphragmtypeactuator
Materialofthediaphragm:NBRwithreinforcedpolyesterfabric.
Springrange:0.02~0.1/0.04~0.2Mpa.
AirSupply:0.14/0.16/0.28Mpa.
AirSupplyConnector:M10*1.
WorkingTemp:-30~+70°C.
ValveActingType:airtocloseorairtoopen.
Accessories:positioner,,handwheel.
Parameters:(withpositioner.)
Leakage:<0.5%xKv.
IntrinsicErro:+/-1.5%.
ControllingRange:30:1.Kv,Movement&AllowableDifferentialPressure.DN(mm)253240506580100125150200Sizeofseat(mm)1520253240506580100125150200FlowcoefficientKv46.31016254063100160250400630Movement(mm)16254060Allowabledifferentialpressure(Mpa)5.84.93.82.94.03.32.63.63.02.3Note:Itreferstothedifferentialpressurewhenthevalvesinopenposition.
Pneumatic DoubleSeatedControlValveDimension.
DNActuatorHøAH1LNormalTEMPHeatRadiatorType.PN1.6PN4.0PN6.425ZHA2249864828511718519020532ZHA2250165128512020021022040ZHA2252269128513922023024050ZHA2253069928514425025526565ZHA3464581536318827528529580ZHA34661835363208305310325100ZHA34687887363220350355370125ZHA3412341444363270410425440150ZHA4512421492470280450460475200ZHA4513941654470320550560570