Gold Member Since 2013
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Zhongya Valve Co., Ltd.

Hard Sealing Butterfly Valve, High-Quality Butterfly Valve, Double Eccentric Butterfly Valve manufacturer / supplier in China, offering Casting Steel Two-Way Hard Sealing Butterfly Valve, Stainless Steel 304 /316 Flanged Gate Valve, GB Flange Vertical Lift Check Valves and so on.

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Supplier Homepage Product Butterfly Valve Casting Steel Two-Way Hard Sealing Butterfly Valve

Casting Steel Two-Way Hard Sealing Butterfly Valve

FOB Price: US $50 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $50/ Piece
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Production Capacity: 3000set/Month
Transport Package: Wooden Case
Payment Terms: T/T

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Basic Info
  • Model NO.: DSD343H
  • Structure: Double-Eccentric Sealing
  • Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa)
  • Material of Seal Surface: Metal Hard Sealed
  • Trademark: ZY
  • Origin: Zhejiang, Wenzhou
  • Connection Form: Flange
  • Seal Form: Auto Sealed
  • Working Temperature: Medium Temperature (120°C<T<450°C)
  • Application: Industrial Usage, Water Industrial Usage
  • Specification: CE, ISO9001, CQC, TS, SGS
  • HS Code: 84818010
Product Description


type:flange/wafer/extension;reliable sealing performance, long life usage, truss type disc,fit for two-way medium flow direction

Double flange type

Face to face dimension ISO5752 Series(DIN3202 F4)

Flanges and drilling to ISO7005-2()DIN2501,EN1092-2)




3.Coating: fusion bonded epoxy coating min.thickness≥250 micron

4.Suitable medium:water and  low-corrosive liquid etc.

5.Suitable temperature: -10~120°c



1.Bi-directional rubber function,  specially suitable for the working condition with two-way medium flow direction

2.With the eccentric sealing structure, the  valve possess the function of more closing more tight and reliable sealing performance.

3.The material of valve body and butterfly disc main body is nodular cast iron.sealing material is stainless acid-proof steel and butane oil-proof rubber and long life usage.

4.The valve axle adopts semi-axle structure;butterfly disc structure is truss type,high strong butterfly board, big flow area,small resistance and littleconsumption of energy.

5.Worm gear driving equipment is completely sealed, and is used in water for long time and swift operation.

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Mrs. Winnie Wu
Sales Manager
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