2" Double Ball Flexible Rubber Coupling, Floating Galvanized Flange, EPDM Elastomer for Pipeline Vibration Isolation
they are composed of one rubber bellow and two flanges.
there are two types of flexible rubber joints: floating flanged and rubber lined.
there are many kinds of coating materials for the rubber bellows: EPDM, Hypalon(CSM), NR(Natural Rubber), NBR, SBR, Neoprene(Nitrilr rubber), VITON
Product Description
rubber bellows expansion joints also named flexible rubber joints,
they are composed of one rubber bellow and two flanges.
there are two types of flexible rubber joints: floating flanged and rubber lined.
there are many kinds of coating materials for the rubber bellows: EPDM, Hypalon(CSM), NR(Natural Rubber), NBR, SBR, Neoprene(Nitrilr rubber), VITON.
![]() | ![]() |


Material of the flanges: CS, CS zinc plating, CS hot dipped galvanization. SS304, SS316, SS316L, SS321, SS310, SS904L, SS2205, SS2507
Sizes range from DN25-DN3200
Design pressure: 10KG/CM2 16KG/CM2 20KG/CM2 25KG/CM2
a) How can I get more details about your products?
You can send an email to our email address. We will provide catalogue and pictures of our products for your reference.We can also supply pipe fittings, bolt and nut, gaskets etc. We aim to be your piping system solution provider.
b) How can I get some samples?
If you need, we will offer you samples for free, but new customers are expected to pay express charge.
c) Do you provide customized parts?
Yes, you can give us drawings and we will manufacture accordingly.
d) To which country have you supplied your products?
We have supplied to Thailand, China Taiwan, Vietnam, India, South Africa, Sudan, Peru , Brazil, Trinidad and Tobago, Kuwait, Qatar, Sri Lanka, Pakistan, Romania, France, Spain, Germany, Belgium, Ukraine etc. (Figures here only include our customers in latest 5 years.).
e) I can't see the goods or touch the goods, how can I deal with the risk involved?
Our quality management system conforms to the requirement of ISO 9001:2015 verified by DNV. We are absolutely worth your trust. We can accept trial order to enhance mutual trust.
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID"QIP-ASI2561040". Items marked""are certified.






Company Profile
Our company as a leading manufacturer of bellows expansion joints located in Cangzhou, Hebei Province, China. Our high-quality bellows expansion joints are designed to provide flexibility and movement in piping systems, ensuring reliable performance and durability.
What sets us apart from the competition is our commitment to producing top-notch products at competitive prices. Our bellows expansion joints are manufactured using premium materials and state-of-the-art technology, guaranteeing superior quality and longevity. Additionally, we pride ourselves on our short lead times, allowing us to deliver your orders promptly and efficiently.
By choosing us as your supplier, you can rest assured that you are getting a reliable partner who is dedicated to meeting your needs and exceeding your expectations. Our team of experienced professionals is ready to assist you every step of the way, from product selection to after-sales support.
We invite you to explore our range of bellows expansion joints and experience the difference that our products can make in your operations. Whether you are in need of standard sizes or custom solutions, we have the capabilities to accommodate your requirements.
Thank you for considering us as your preferred supplier of bellows expansion joints. We look forward to the opportunity to serve you and build a long-lasting partnership.
About Our Factory & Business Background
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Wugang Road, Dingzhuangzi, Mengcun County, Cangzhou, Hebei, China
Plant Area
- 1000 square meters
Number of Employees
- 16
Registered Capital
- 3,000,000 RMB
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
Average Lead Time
- Peak Season Lead Time: within 15 workdays, one month
Off Season Lead Time: within 15 workdays, one month Nearest Port
- Tianjin Port
Minimum Order Quantity
- 1set
Supply Chain Partners
- 4
Our Production Capability & Technical Expertise
Main Products
- Steel Expansion Joint, Rubber Expansion Joint, Bellows Expansion Joint
Production Lines
- 2
Production Machines
- Welding machine, Rubber Expansion Joint Assembly Machine
QA/QC inspectors
- 1 people
Inspection Type for Finished Products
- 100% inspection(Visual inspection)
Inspection Method for Finished Products
- Finished product checked by packing staff
Customization Options
- Customization from Samples, Customization from Designs
OEM Service Available
- Yes
R&D Engineers
- 1 people
Traceability of Raw Materials
- Yes
Test Reports for Raw Materials
- Others
Our Industry Experience & Global Business Record
Year of Establishment
- 2025-10-09
Export Year
- 1year
Main Markets
- Europe
Repeat Buyers Choice
- 30%~50%
Number of Foreign Trading Staff
- 6
Overseas Agent/Branch
- No
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
Cooperated with Fortune 500
- No
FAQ
- How can I get more details about your products?
- You can send an email to our address. We will provide catalogue and pictures for your reference. We also supply pipe fittings, bolts, nuts, and gaskets.
- Do you provide samples?
- Yes, we offer samples for free. However, new customers are expected to pay the express charge.
- Do you provide customized parts?
- Yes, you can provide us with drawings and we will manufacture accordingly.
- To which countries have you supplied your products?
- We have supplied to Thailand, China Taiwan, Vietnam, India, South Africa, Sudan, Peru, Brazil, Trinidad and Tobago, Kuwait, Qatar, Sri Lanka, Pakistan, Romania, France, Spain, Germany, Belgium, Ukraine, etc.
- How can I deal with the risk if I cannot see the goods?
- Our quality management system conforms to ISO 9001:2015 verified by DNV. We accept trial orders to enhance mutual trust.

