Explosion-proof Electric Lined Butterfly Valve

Products > Electric Valve Series > Explosion-proof Electric Lined Butterfly Valve

Explosion-proof Electric Lined Butterfly Valve

Product Model: D971F
Nominal Diameter: DN40 ~ 1200mm
Nominal Pressure: 1.0 ~ 1.6MPa
Medium: Sulfuric Acid, Hydrofluoric Acid, Phosphorous Acid, Alkali, Aqua Regia and other highly corrosive medium has
Main material: HT250, WCB, CF8 , CF8M, CF3, CF3M
Connection: Wafer
Flange Distance: meet GB / T12221-1989 EN558: 1995 series 20 and ISO5752-1982 substantially
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Product Description

The Electric lined-type fuselage butterfly valve with a spherical sealing surface of the lining of the fluorine plastic coated baffle plate, together with the base of the valve rubber rubber liner to adjust the sealing performance of the valve; the valve operation light, tight sealing performance, long Of the service life; can be used to quickly cut or adjust the flow of use. Suitable for applications where reliable sealing and good adjustment characteristics are required. The valve body adopts the split type, and the seal of the valve shaft is controlled by the rotating base surface between the butterfly plate and the valve seat, so as to achieve the compact product structure, beautiful appearance, reasonable process and reliable performance. To ensure that the valve shaft is not in contact with the fluid medium, the valve shaft is very convenient to replace the valve does not need to be removed from the pipeline to complete. Products are widely used in a variety of different types of industrial pipelines in the liquid and gas (including steam) delivery, especially with severe corrosive media such as sulfuric acid, hydrofluoric acid, phosphorus, acid, alkali, Corrosive media.
 

The Main Parts of The Material Table

Serial NumberPart NameGrey Cast IronCast SteelStainless Acid Cast SteelUltra Low Carbon Stainless Acid  Cast Steel
ZCPRPLRL
1Body / BonnetHT250WCBCF8CF8MCF3CF3M
2Butterfly BoardWCB35CF8CF8MCF3CF3M
3Stem1Cr132Cr131Cr18Ni9Ti1Cr18Ni12Mo2Ti00Cr18Ni10000Cr17Ni14Mo2
4Lining / SeatPTFE (F4), PCTEF (F3), FEP (F46), PFA (soluble F4), PP, PO
5Sealing RingFPM (Viton)FPM (Viton)
6Elastic Bar (pad)Si (Silicone rubber)Si (silicone rubber)
7Adjust the Positioning Seat0Cr18Ni90Cr18Ni91Cr18Ni9Ti1Cr18Ni12Mo2Ti00Cr18Ni1000Cr17Ni14Mo2
8Fastening Bolts35351Cr17Ni21Cr17Ni21Cr18Ni9Ti1Cr18Ni9Ti
9Nuts45450Cr18Ni90Cr18Ni90Cr18Ni90Cr18Ni9
10Operating HandleZL101

 

Main Dimensions and Connection Dimensions

Nominal PassLDD1D2fbZ-φdDD1D2fbZ-φd
DN (mm)NPS (inch)PN1.0MPaPN1.6MPa
403/233145110853184-φ18145110853184-φ18
502431601251003204-φ181601251003204-φ18
655/2461801451203204-φ181801451203204-φ18
803461951601353224-φ181951601353228-φ18
1004522151801553228-φ182151801553248-φ18
1255562452101853248-φ182452101853268-φ18
1506562802402103248-φ232802402103288-φ18
2008603352952653268-φ2333529526533012-φ23
250106839035032032812-φ2340535532033212-φ25
300127844040036832812-φ2346041037543412-φ25
350147850046042843016-φ2352047043543816-φ25
4001610256551548243216-φ2558052548544016-φ30
4501811461556553243220-φ2564058554544420-φ30
5002012767062058543420-φ2570565060844620-φ34
6002415478072568553620-φ3084077071855420-φ41
7002816589584080054024-φ3091084078855424-φ41
80032190195090554424-φ34102095089855424-φ41
9003620311101050100554628-φ341120105099855428-φ41
10004021612201160111555028-φ3412551170111056028-φ48
12004825414501380132555632-φ41