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D343X Ductile Iron/Cast Steel Worm Gear Flange Type Two Eccentric Soft Seal Butterfly Valve Factory

-Specifications: DN50-DN3000
-Temperature: less than or equal to 120℃
-Pressure: 0.25mpa-2.5mpa
-Valve stem material: medium carbon steel, stainless steel (2Cr12), 1Cr18Ni9Ti
Size:
Material:
Availability:
Quantity:
  • D (3/6/9) 43X

  • FOGO

  • Flange Type Two Eccentric Soft Seal Butterfly Valve

  • Flange

  • Q235A, SS304,ss316

  • 1 year


Purpose and functions:

  • The flange-type double eccentric soft-seal butterfly valve has a valve body, a valve cover and a valve stem. The valve stem is sleeved with a butterfly plate, and a driving device for driving the valve stem is provided above the valve body. The butterfly plate is eccentrically set, so There is an upper sleeve and a lower sleeve between the valve body and the valve stem. There is a packing layer above the upper sleeve, and the packing layer is located below the valve cover; the valve body is provided with a seal with an oblique conical structure on the inner wall. lock up. The utility model has a simple structure and reasonable design. The butterfly valve is easy to operate, saves time and effort, and the butterfly plate is set eccentrically, which can greatly eliminate unnecessary excessive extrusion and scratching between the butterfly plate and the valve body, and reduce the opening time. resistance, reducing wear, extending the service life of the butterfly valve, and improving the sealing performance of the butterfly valve.

Features:

  • Simple and compact structure, light weight, 90° rotation, flexible and quick opening and closing.

  • Adopt an eccentric structure to reduce the friction of the sealing ring and extend the service life of the valve.

  • The sealing structure is reasonably designed to achieve safe sealing and zero leakage, and can be applied to harsh working conditions.

  • Replace the raft sealing ring, O-ring, valve plate, rotating shaft and other materials, which can be applied to a variety of media and different temperatures.

  • The valve body has foot support, which can realize vertical or horizontal installation of the valve.

  • Easy to assemble and disassemble and easy to maintain.


Standard Design

  • Design standard: GB/T12238

  • Structure length: GB/T12221

  • Flange connection size: HG/T 20592

  • Inspection and testing: GB/T26480


Specification 


Item

Flange Type Two Eccentric Soft Seal Butterfly Valve

Product name

Flange Type Two Eccentric Soft Seal Butterfly Valve

Material Q235A, WCB, CF8,CF8M
Size DN50 to  DN3000
End Connection  Flanged 
Pressure range 0.25mpa-2.5mpa
Drive mode

Turbine, Manual, Pneumatic,

Standard 3A, DIN, SMS, BS/RJT, ISO/IDF, ASME/BPE etc.
Gasket PIFE, EPDM, Buna-N, Silicone, FPM etc.
Customized support OEM
Media  Water, Oil, Gas, Air
Place of Origin China
Certification  ISO 9001,CE,TUV,SGS
Application

For use in harsh oil and gas fields


Body Type

法兰式两偏心软密封蝶阀图纸



Materials of Main parts

 

主要零部件材料


About Delivery


发货1

发货2


发货3



About Application 


自来水厂

天然气

石油化工

法兰式两偏心软密封蝶阀图纸法兰式两偏心软密封蝶阀尺寸1

法兰式两偏心软密封蝶阀尺寸2

法兰式两偏心软密封蝶阀尺寸3

Contact
GET IN TOUCH
  Building5, Shacheng Standard Factory, No.36 Binhai6th RoadLongwan District,Wenzhou City, Zhejiang Province
+86 17858478788

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