Gold Member Since 2012
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Qingdao Eathu Casting and Forging Co., Ltd.

Butterfly Valve, Wafer Type Butterfly Valve, Valve manufacturer / supplier in China, offering Double Flange Butterfly Valve with Gear Box, Truck Scale Weight 500kg, Precast Concrete Lifting Anchor for Construction and so on.

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Supplier Homepage Product Valve Butterfly valve Double Flange Butterfly Valve with Gear Box

Double Flange Butterfly Valve with Gear Box

FOB Price: US $30-2,000 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $30-2,000/ Piece
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Production Capacity: 10000 Piece Per Month
Transport Package: Polywood Crate
Payment Terms: L/C, T/T, D/P, Western Union, Paypal, Money Gram

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Basic Info
  • Driving Mode: Manual
  • Structure: Centre Sealing
  • Valve Stem: Normal
  • Working Temperature: Medium Temperature (120°C<T<450°C)
  • Valve Body: Forge Welding
  • Media: Wog, Acetric, Nitric
  • Face to Face: API 609; ASME B16.10; ISO5752
  • Trademark: EATHU
  • Origin: China
  • Connection Form: Wafer
  • Seal Form: Supercharging Pressured Sealed
  • Work Pressure: Mid-Pressure (2.5mpa< Pn <6.4mpa)
  • Material of Seal Surface: Soft Sealed
  • Application: Water Industrial Usage
  • Design Standard: API609
  • Flange End: ASME B16.5/B16.47
  • Specification: DN50
Product Description
Double flange butterfly valve with gear box

1.Application Field

Butterfly valves usually serve to cut off medium flow in the piping system, widely applied in the field of potable water, water supply and drainage, sewage disposal, irrigation, air conditioning, fire protection as well as chemical and energy industry.

2. Technical Standard

1). Size: DN50-DN1200

2). Design standard: API609

3). Connection end: ASME B16.5 / B16.47

4). Working Pressure: Class150-Class600

5). Temperature: -46ºC - 550ºC

3. Material 

Part nameMaterialOption
BodyCast steelSS304, SS316, CF8, CF8M
StemSS304SS316, CF8, CF8M
DiscCast steelSS304, SS316, CF8, CF8M
Sealing ringPTFE/NBR/EPDM+SSSS + Graphite

4. Detail of Double flange butterfly valve with gear box
Double Flange Butterfly Valve with Gear Box

5. Certificate of 
Double flange butterfly valve with gear box
Double Flange Butterfly Valve with Gear Box

6. Package of 
Double flange butterfly valve with gear box
Double Flange Butterfly Valve with Gear Box

7. Inspection of 
Double flange butterfly valve with gear box
Double Flange Butterfly Valve with Gear Box

8.Warranty and service 


1). One year warranty

2). Spare parts provided such as extra gaskets

3). Strict market agent protection agreement if you want to be distributor

4). OEM&ODM are welcome,  customer logo can be casted on to valve body if you need

5).  First order and large order have a good discount.

6).  Always most competitive price, most reliable quality and best service as your biggest support.

9. Company introduction and contact us

  Eathu Group is one the biggest manufacturers and exports of valves products in China. We are specilized in producing variety of gate valves, butterfly valves, ball valves, globe valves, check valves, strainers etc in different materials.


Our factory and company are certified to the international ISO-9001 qualtity system standard and all products are carefully tested to meet strict quality requirments and industry standards prior to each shipment.

More details,  welcome to visit our website: www.eathu.com

Any opportunity to work with you is welcome !
Double Flange Butterfly Valve with Gear Box

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