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Pneumatic Lining Fluorine Clip Butterfly Valve

Products > Pneumatic valve series > Pneumatic Lining Fluorine Clip Butterfly Valve

Pneumatic Lining Fluorine Clip Butterfly Valve

Product Model: D671F4-10C
Nominal Diameter: DN50 ~ 1000mm
Nominal Pressure: 0.6~1.6MPa
Body Material: Ductile Cast Steel, Cast Steel, Stainless Steel +F46
Applicable Temperature: -30~+70℃
Applicable Medium: All kinds of strong corrosive medium
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First, Pneumatic Lining Fluorine Clip Butterfly Valve Products Overview
Pneumatic fluorine butterfly valve with a spherical sealing surface of the lining PTFE lining butterfly plate, pneumatic fluorine valve convenient operation, tight sealing performance, long service life; can be quickly cut off or adjust the flow of. Pneumatic lined PTFE butterfly valve is suitable for occasions requiring reliable sealing and good regulating characteristics. The valve body adopts split type, and the seal at both ends of the valve shaft is controlled by the rotary base plane between the butterfly plate and the valve seat with fluorine rubber, and the valve shaft is not contacted with the fluid medium in the cavity. Pneumatic PTFE lined butterfly valve is widely used in various types of industrial liquid and gas pipeline (including steam) transportation, there are serious corrosive media occasions, such as: sulfuric acid, hydrofluoric acid, phosphoric acid, chlorine, alkali, aqua regia and other strong corrosive media.

Totally lined polytetrafluoroethylene (F4), poly three fluoro vinyl chloride (F3) and poly (ethylene propylene glycol) (F46) fluoroplastic lined butterfly valve have the advantages of corrosion resistance, no leakage, long service life and so on. F-lined pneumatic butterfly valve used in concentrated sulfuric acid, hydrochloric acid, nitric acid, hydrofluoric acid, aqua regia, organic acid, strong acid, oxidizing medium or high temperature high temperature concentrated sulfuric acid, vinyl acetic acid, alkali alternate and various organic solvents and other corrosive media.

Main Features Of Pneumatic Lining Fluorine Butterfly Valve:
1, Small and light, easy disassembly and maintenance, and can be installed at any place.
2, The structure is simple and compact, and the turning is quick at 90°.
3, Small torque, labor-saving and lightweight.
4, The flow characteristics tend to straight line, good regulation performance.
5, Sealing material aging resistance, corrosion resistance, can be applied to a variety of media.

Two, Main Technical Parameters Of Pneumatic Lining Fluorine Butterfly Valve

1, Valve Body


2. Valve Internals
Type of BodyThrough Casting Butterfly Valve
Nominal DiameterDN50~1000mm
Nominal PressurePN1.0、1.6 MPa
Flange StandardJIS B220、JB/T79、ANSI B16.5-1981、GB/T9113、HG20594-97、HG20618-97 So on
Connection FormFlange Type, Clip Type
Bonnet FormOne-piece
Gland TypeGland Press Type
Sealing FillerV PTFE Packing and Flexible Graphite Filler
Valve Plate FormVertical Plate (Butterfly)
Flow CharacteristicsLinear


 3, Executive Agencies

Actuator TypeGT series, SR series, AT series, AW series single and double acting pneumatic actuators
Gas Supply Pressure400~700KPa
Air ConnectionG1/4"、G1/8"、G3/8"、G1/2"
Ambient Temperature-30~+70℃
Action FormSingle Acting Actuator: Gas Shut off (B) - Valve opening (FO) when gas is out of breath; gas open (K) - valve position off (FC) when air is out of breath
Double Acting Actuator: Gas shut off (B) - Valve position holding (FL) when gas lost; gas open (K) - valve position holding (FL) when lost air
Fitting AccessoriesPositioner, Solenoid Valve, Air Filter Pressure Reducer, Retaining Valve, Stroke Switch, Valve Position Conveyor, Hand Wheel Mechanism, etc.


 Three, Main Performance Index Of Pneumatic Lining Fluorine Butterfly Valve

Nominal DiameterDN(mm)50~1600
Nominal PressurePN(MPa)0.61.01.6
Test PressureStrength Test0.91.52.4
Sealing Test0.661.11.76
Airtight Sealing Test0.60.60.6
Applicable MediumAll kinds of strong corrosive media


Four, Pneumatic Lining Fluorine Butterfly Valve Parts Material

Part NameMaterial Science
Valve Body(Ductile Cast Steel, Cast Steel, Stainless Steel)+F46

Disc

(Grey Cast Iron, Spheroidal Graphite Cast Steel, Cast Steel, Stainless Steel and Special Materials)+F46
The stem2Cr13、Stainless Steel
FillerO-ring and Flexible Graphite

 

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Shape Connection Size

Nominal Diameter DN(mm)5065801001251502002503003504004505006007008009001000
L9090100115130140150250270290310330350390430470500550
L143464956647071768392102113127154165190203216
HFlange type637083105115137164206230248289320343413478525585640
Clip type637083105115137164206230248289320343413478525585640
n-φd4-184-188-188-188-188-2212-2212-2612-2616-2616-3020-3020-3320-3624-3624-3928-3928-42
H1It depends on the executing agency
AAccording to the torque required by the valve, the configuration of different models, the size of the shape is not the same
D165185200220250285340405460520580640715840910102511251255
D112514516018021024029535541047052558565077084095010501170

Note: the size of the table is data without standard accessories. In addition, technical innovation parameters may be changed due to product improvement. Please consult the technical department for the latest data.