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Twin Sphere Union Expansion Rubber Joint

FOB Price: US $ 3.6917 - 17.6559 / Piece | Get Latest Price
Min.Order Quantity: 1 Piece/Pieces
Supply Ability: 20000 Piece/Pieces per Month
Port: Tianjin,Qingdao,Shanghai
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
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Quick Details

Place of Origin:
Henan, China (Mainland)
Brand Name:
Model Number:
Carbon steel
Applicable media:
air,compressed air,water,sea water ,hot water,oil,acid,alkali etc.

Packaging & Delivery

Packaging Details: outside packaging:wooden cases inside packaging:carbon cases as your order
Delivery Detail: 7-15 days or depending on your requirment


1,10 years of export experience
2,The abundant registered capital
3,ISO certification

rubber expansion joint

Production process: this product use the high air tightness of rubber elastic medium resistance of weathering and radiation resistance, high strength and a little cold and heat stability of polyester cord skew and the composite by high pressure, high temperature mold vulcanization and become.


Performance characteristics are: 1 can be bent bending double ball rubber joint small volume light weight elastic good easy installation and maintenance and can be bent bending double ball rubber joint installation can produce horizontal axial angular displacement, not affected by pipe impassability heart, flange unparallel limit 3 can be bent bending double ball rubber joint work can reduce structure transfer noise, vibration absorbing ability and my company independent research and development in seamless high pressure rubber joint, in high-temperature resistance to acid and alkali resistant to oil pipeline more effectively prevent the corrosive medium for rubber joint wall erosion and improve the service life


Application medium:Air,compressed air,water,sea water,hot water,oil,acid,alkali,etc.


Purpose: and pump valve connection fire fighting equipment, vibration large pipe cold and hot change frequent pipeline


Advantages: high quality rubber joint recommend quotient lead to reduce vibration noise retractility, easy to use


Installation instructions:  rubber joint pipeline construction, must let it in a state of nature, not the human when installing the product produce human deformation when pipeline medium for acid and alkali resistant oil temperature and other special material should choose higher than pipe work pressure a gear of the joint


Material List:


Item No.Parts NameParts Material
2Reinforing FabricNylon
4Union FlangeSteel
5Union NutCarbon Steel
6Union ScrewCarbon Steel

·Other rubber material such as Nitrile,Hypalon,NR etc, also avaiable on requst.


Technical conditions:


Working PressureMPa(kgf/cm2)


Deflection Angel


Burst PressureMPa(kgf/cm2)




Applicable temperature

- 15 ~ + 115 special accessible - 30 ~ + 250

Applicable Medium

Air,compressed air,water,sea water,hot water,oil,acid,alkali,etc




 This rubber joint's main dimensions:


Nominal DiameterNeutral LengthMovements



6,Rubber joint in handling and sharp instruments are prohibited during the cut surface, sealing surface





Twin Sphere Union Rubber Expansion Joint








business license

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Manufacturer ,control quality from the first step and competitve price

Gongyi City Huayuan Water Supply Equipment Co., Ltd. is located in Central China, the native place of Du Fu, the saint poet in Tang Dynasty. The place is between Zhengzhou and Luoyang, with Song Mountain in the south and near Yellow River in the north. No. 310 National Highway, Zhengluo Expressway and Longhai Railway traverse Gongyi from east to west. Gongyi is a good place with rich natural resources and historica... View detail

Basic Information

Business Type: Manufacturer, Trading Company  
Main Products: Valve(Don't Involve Pressure),Expansion Joint,Compensator  
Number Of Employees: 51 - 100 People  

Trade & Market

Main Markets: Southeast Asia
Southern Europe
Eastern Asia
Western Europe
Mid East
South Asia
South America
Central America
Northern Europe
Domestic Market
North America
Eastern Europe
Total Annual Sales Volume: confidential  
Export Percentage: 91% - 100%  

Factory Information

Factory Size (Sq.meters): 3,000-5,000 square meters  
Factory Location: Xicun Village, Xicun Town, South Section of Yong'an Road, Gongyi City, Henan Province, China  
No. of Production Lines: 2  
Number of R&D Staff: 5 - 10 People  
Number of QC Staff: Less than 5 People  
Contract Manufacturing: OEM Service Offered   Design Service Offered   Buyer Label Offered  

Supplier Assessment Report

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How It Works

China (Mainland) | Manufacturer, Trading Company | Contact Details
Key Strengths: Assessment Report by Bureau Veritas
Top 3 Markets: Southeast Asia 25.00%, Southern Europe 13.00%, Eastern Asia 10.50%
Experience: Established 2001 , 20 years OEM

Communicate with Supplier:

Ms. jingjie He
Ms. jingjie He:
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