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Quick Details

  • Material: Iron
  • Technics: Casting
  • Type: Coupling
  • Place of Origin: Henan, China (Mainland)
  • Model Number: SSJB
  • Brand Name: LiWei
  • Connection: Flange
  • Shape: Reducing
  • Head Code: round
  • Color: blue

Packaging & Delivery

Packaging Details Unfumigation wooden case (Out package) and Plastic film and Textile membrane(inside package). We can make change as your request.
Delivery Time Shipped in 10 days after payment


Brief Description


Offer universal chemical resistance with good temp. range

Excellent release property

Good electrical insulation

Vapour resistance


Detailed Description




PTFE lined expansion joint with floating flange

Application for where the need to resist corrosive attack at higher pressures is paramount.

Offer universal chemical resistance with good temp. range

Excellent release property

Good electrical insulation

Vapour resistance

Construction & Material


Tube: PTFE

Frame: Steel Wire

Cover: NR/Synthetic Rubber

End Fitting: Stainless or Carbon Steel floating Flange



Size: I.D. 25mm-2500mm

Work Pressure (Mpa): 1.6 or 1.0

Bursting Pressure (Mpa): 4.8 or 3.0

Temp. Range: -60 to 250 degree Cels

Media: Air, Compressed air, water, sea water, hot water, acid and alkali, oil, etc.

Vacuum (mm/IN Hg): 750 / 30


Note: single arch, double arch, multi arch are also available



Packaging & Shipping


Packaging Detail: outside package : wooden case

                           inside  package : plastic film and textile membrane

(If necessary,we may change following your requirment)

 Delivery    Detail: 7-40 days according to your order


Our Services


Board of directors: what we need is not profit but to create more benefits for clients

Technical department: what we should do is to keep unceasing innovation till complete energy saving

Sales department: what we need is not sales but how to select types for users

Production department: what we need is not out but how to ensure the quality

After-sale department: what we do is to establish a technical team and collect equipment operation data

Quality check department: what we need is not check the data but measure whether the work meets standards or not

If you have special or other questions,please don't hesitate to contact us seeking for help

Henan Liwei Industrial Co., Ltd.

Address:No.68,Mengjin Road,Shangjie District,Zhengzhou,Henan,China

Tel:+86-371-68921527/68932887         Fax:+86-371-68929024

Mobile:15237196832                           Contact: Crystal Zhang

Company Information


        Zhengzhou Liwei Pipeline Equipment Co., ltd. (the former Zhengzhou Liwei Rubber Products Co., Ltd.) located at Shangjie District. Zhengzhou city is a manufacturer specializing in processing various steam, water, windpipe expansion and compensation joints, and a main base for producing rubber, metal and non-metallic pipe joints, It is also the appointed enterprise by the former chemical industry ministry, national construction ministry and general petrol chemical company member unit China Water Supply Association and power Equipment Network Union, and joints production unit recommended by China Water Association and National Metallurgy Ministry.

        Our Liwei brand flexible rubber joints have various heavy calibers, type and high quality in the county, The products series have won four patents and our company is named “Quality and Credit Unit” by Henan Province, Our product have become the first choices for national power design ,municipality and metallurgy units.

         At present, our product include four serial flexible rubber jointsthree types, tens of standard and common specification, eight series of metal pipe loosing compensation joints and fourteen standard specifications and types, eleven types of standard and common specification products for serial wind pipe non-metal compensatorsOur annual comprehensive production capacity can reach over forty thousand sets and we also process various pipe joint matching flat welding flanges (steel international/non-international standard). Our products have been sold in over thirty cities and autonomous regions, With China’s entry to the WTO; our products have been exported to foreign countries as Italy. Spain, Pakistan. Singapore and East European countries, etc, and the products have been become public famous brand products for design units and clients.

         Our company has been equipped with rich technical strength, excellent design and complete design and complete products test measures. We also own a set of strict management system and high-quality technicians, In2004; we have gained quality management and environment management authentication.

          Insisting on the rennet “Development Through Technology, Making More Friends, Creating Green Environment and Responsible for Future”, the company has been devoting itself to creating top products and well serving all clients around the world, Liwei brand products will be a red line between we and the clients for ever.


Our Advantages:

(1)More than 24 years experience of manufacture

(2)The Main Drafting Units of Chinese Standard flexible rubber joint

(3)Compensator engineering research center of Zhengzhou city.

(4)Member of CNEA(China Nuclear Energy Association )

(5)ISO9001:2008 and ISO14001:2004 certificated by CNAS(China National Accreditation Service for Conformity Assessment)

(6)The largest vulcanizing equipment in China.


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