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Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Specifications
Brand Name :
JINGNING
Model Number :
RLJS
Certification :
CE，ISO
Place of Origin :
China
MOQ :
1
Price :
US$11.6~51.1/pc
Payment Terms :
Western Union,T/T,L/C,D/A,D/P,MoneyGram
Supply Ability :
10000 sets per week
Delivery Time :
5--15 working days
Packaging Details :
carton or wooden
OEM :
Support, 20Years' experience
Product name :
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Working pressure :
-0.2~4.5Mpa
Keyword :
Expansion Rubber Joint
Working Temperature :
-30~120℃
Material :
EPDM,NBR,NR, PTFE,
Burst Pressure :
6.0Mpa
Size :
DN125
Description

Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type


Product Description

Expansion Rubber Joint is a flexible piping connector designed to absorb vibration and noise, compensate for thermal expansion and contraction, and accommodate axial, lateral, and angular movement in pipeline systems. It is typically made from high-quality rubber materials such as EPDM, NBR, or NR, reinforced with fabric layers or steel rings, and equipped with flanged or threaded ends. Expansion rubber joints are widely used in water supply, HVAC, wastewater treatment, industrial, and marine applications to reduce stress on pipelines and equipment, improve system stability, and extend service life.


Performance characteristics

1. Flexibility: Accommodates axial, lateral, and angular movements.
2. Durability: Reinforced rubber bellows provides long-lasting performance.
3. Corrosion Resistance: Resists aggressive environments and chemicals.
4. Noise & Vibration Reduction: Dampens vibrations and shock waves.
5. Ease of Installation & Maintenance: Compact design and standard flange connections facilitate installation and upkeep.


Product Specification

Size Length Allowable Movements in Operation
mm inch mm Axial Compression mm Axial Extension
mm

Transverse Movement

mm

 Angular Deflection mm
25 1 130/152 20 12 14 15°
32 1 1/4 95/130/152 20 12 14 15°
40 1 1/2 95/130/152 20 12 14 15°
50 2 105/130/152 20 12 14 15°
65 2 1/2 115/130/152 20 12 14 15°
80 3 130/135/152 20 12 14 15°
100 4 130/152 20 12 14 15°
125 5 130/152/165 20 12 14 15°
150 6 130/152/185 20 12 14 15°
200 8 130/152/210 20 12 14 15°
250 10 130/203/230 20 12 14 15°
300 12 130/203/245 25 16 22 15°
350 14 200/255 25 16 22 15°
400 16 200/255 25 16 22 15°
450 18 200/255 25 16 22 15°
500 20 200/255 25 16 22 15°
600 24 260 25 16 22 15°
700 28 260 25 16 22 15°
800 32 260 25 16 22 15°
900 36 260 25 16 22 15°
1000 40 260/300 25 16 24 15°
1100 44 300 25 16 24 15°
1200 48 300 25 16 24 15°

Note: If the medium is oil, acidic or alkaline substances, and there are special requirements for the working temperature, you can customize it by sending a letter or drawing. Please specify when ordering


Product Details

Production Flow


1.Raw material

Top level CR/EPDM/NBR

rubber raw materials,

No recycled rubber

2.Plasticating and mixing

Special Formulation for better Bending with Nylon,For Better Strength,Sealing

3.Workblanks wraping

Cooper plated steel wire reinforcement prevent pull off


4.Vulcanizing

Automatic vulcanization machine ensure vulcanization time and pressure

5.Inspecting
100% strict inspection is to be responsible for consumers

6. Packaging
Protective Packaging for No
Rust and Breakage


Application


Expansion Rubber Joint are widely used in various fields, including construction, chemical industry, shipbuilding, tap water, gas, chemical pipelines, petroleum pipelines, food pipelines, air conditioning pipelines, and sewage treatment.


Our Services

1.24-hour online

2.Free samples provided

3.Support customization

4.Provide drawings

5.Multiple payment styles to choose from

6.Factory inspection (material, specifications, quantity, pressure, packaging)

7.Long warranty period

8.Suitable packaging for transportation


Our Customer


Certificate

FAQ

Q1:What’s the material of Expansion Rubber Joint?

A1:The material can be EPDM,NBR,CR,SBR..It depends on the working condition.


Q2:What’s the warranty period of Expansion Rubber Joint?

A2:We provide 18 months’ warranty.


Q3:What certificates can you provide of Expansion Rubber Joint?

A3:We could provide CE,ISO certificate.


Q4:Can we get a sample of Expansion Rubber Joint?

A4:Yes,we could provide samples for you to test the quality.

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Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type

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Product Detail
Brand Name :
JINGNING
Model Number :
RLJS
Certification :
CE，ISO
Place of Origin :
China
MOQ :
1
Price :
US$11.6~51.1/pc
Contact Supplier
video
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type
Single Sphere EPDM NBR CR Expansion Rubber Joint Flange Type

Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.

Verified Supplier
8 Years
shandong, zhengzhou
Since 2004
Business Type :
Manufacturer
Main Products :
Single Sphere Rubber Expansion Joint, Threaded Expansion Joint, EPDM Rubber Expansion Joint
Total Annual :
30000000-50000000
Employee Number :
100~200
Certification Level :
Verified Supplier
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