Shanghai Songjiang Jingning Shock Absorber Co.,Ltd.
| 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 | Available |
| Product name | Rubber Expansion Bellows Manufacturer of Flanged Flexible Joint |
| Keyword | Flexible Joint |
| Flange Material | Carbon steel, SS304, SS316 |
| Certificate | CE,ISO |
| MOQ | 1PC |
| Brand | JINGNING |
| Origin | Made in China |
| Brand Name | JINGNING |
| Model Number | RLJS |
| Certification | CE，ISO |
| Place of Origin | China |
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Product Specification
| 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 | Available | Product name | Rubber Expansion Bellows Manufacturer of Flanged Flexible Joint |
| Keyword | Flexible Joint | Flange Material | Carbon steel, SS304, SS316 |
| Certificate | CE,ISO | MOQ | 1PC |
| Brand | JINGNING | Origin | Made in China |
| Brand Name | JINGNING | Model Number | RLJS |
| Certification | CE，ISO | Place of Origin | China |
Rubber Expansion Bellows Manufacturer of Flanged Flexible Joint
Product Description
Rubber Expansion Bellows Manufacturer of Flanged Flexible Joint refers to a professional supplier specializing in the design, production, and customization of high-performance rubber expansion bellows with flanged connections for a wide range of industrial piping systems. These manufacturers utilize advanced molding or hand-built wrapping processes, combining premium elastomers such as EPDM, NBR, HNBR, or CR with multiple layers of high-strength synthetic fabric and optional steel wire reinforcement or retaining rings to ensure excellent flexibility, pressure resistance, and long-term durability. The flanged flexible joints are engineered to absorb vibration, reduce noise, and compensate for axial, lateral, and angular displacements caused by thermal expansion, mechanical movement, or system misalignment. With full customization capabilities, manufacturers can tailor product specifications including size, length, flange standards (ANSI, DIN, JIS), drilling patterns, pressure ratings, and material configurations to meet the exact requirements of applications such as water supply, wastewater treatment, HVAC systems, chemical processing, power plants, and marine installations. Strict quality control, including pressure testing and material inspection, ensures reliable performance even under harsh operating conditions involving high pressure, temperature variations, and corrosive or abrasive media. As a result, these flanged rubber expansion bellows provide an efficient, cost-effective solution for protecting pipeline systems, extending equipment lifespan, and maintaining safe and stable operation across diverse industrial environments.
Performance characteristics
1. Flexibility: Accommodates axial, lateral, and angular movements.
2. Durability: Reinforced Flexible Joint 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 |
6. Packaging |
Application
Flexible 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 Flexible Joint?
A1:The material can be EPDM,NBR,CR,SBR..It depends on the working condition.
Q2:What’s the warranty period of Flexible Joint?
A2:We provide 18 months’ warranty.
Q3:What’s the working temperature of Flexible Joint?
A3:The working temperature is -20℃~100℃.
Q4:What’s the package of Flexible Joint?
A4:The package is carton box and strong plywooden case.
Company Details
Business Type:
Manufacturer
Year Established:
2004
Total Annual:
30000000-50000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Jingning is a specialist company in expansion joints for pipe equipment. Since 2004 we stand for values which are typical of a family owned company: the spirit of innovation, reliability, continuity and flexibility in thought and action.We are a reliable supplier to our customers who count... Jingning is a specialist company in expansion joints for pipe equipment. Since 2004 we stand for values which are typical of a family owned company: the spirit of innovation, reliability, continuity and flexibility in thought and action.We are a reliable supplier to our customers who count...
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