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 |
| Product name | Flexible Joint 2 inch Expansion Bellows for Pipes Manufacturer Flanged Type |
| Working pressure | -0.2~4.5Mpa |
| Keyword | Expansion Bellows for Pipes |
| Material | EPDM,NBR,NR,CR,SBR |
| Size | DN350 |
| Flange Material | Carbon steel, SS304, SS316 |
| Working Pressure | -30~120℃ |
| Company Type | Manufacturer |
| Brand | CHNFLEX |
| 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 |
| Product name | Flexible Joint 2 inch Expansion Bellows for Pipes Manufacturer Flanged Type | Working pressure | -0.2~4.5Mpa |
| Keyword | Expansion Bellows for Pipes | Material | EPDM,NBR,NR,CR,SBR |
| Size | DN350 | Flange Material | Carbon steel, SS304, SS316 |
| Working Pressure | -30~120℃ | Company Type | Manufacturer |
| Brand | CHNFLEX | Brand Name | JINGNING |
| Model Number | RLJS | Certification | CE，ISO |
| Place of Origin | China | ||
| High Light | 2 inch flanged expansion bellows ，single sphere rubber pipe joint ，flexible joint for pipe expansion | ||
Flexible Joint 2 inch Expansion Bellows for Pipes Manufacturer Flanged Type
Product Description
Flexible Joint 2 Inch Expansion Bellows for Pipes Manufacturer Flanged Type is specially designed to provide flexible connection, vibration absorption, and movement compensation for small-size industrial piping systems. Manufactured with high-quality rubber materials and reinforced synthetic fabric layers, the expansion bellows effectively reduce noise, absorb mechanical vibration, and compensate for thermal expansion, axial movement, lateral displacement, and angular deflection in pipelines. The flanged type connection ensures secure installation and compatibility with international flange standards such as ANSI, DIN, JIS, and BS. Available in various rubber materials including EPDM, NBR, and CR, the flexible joint can be customized according to different working pressures, temperatures, and media requirements. Widely used in water supply systems, HVAC systems, chemical plants, marine engineering, and industrial fluid transportation pipelines, this 2-inch expansion bellows provides reliable sealing performance, corrosion resistance, and long service life while protecting pumps, valves, and piping equipment from operational stress and vibration damage.
Performance characteristics
1. Flexibility: Accommodates axial, lateral, and angular movements.
2. Durability: Reinforced Rubber Expansion 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
Expansion Bellows for Pipes 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 Bellows for Pipes?
A1:The material can be EPDM,NBR,CR,SBR..It depends on the working condition.
Q2:What’s the warranty period of Expansion Bellows for Pipes?
A2:We provide 18 months’ warranty.
Q3:What’s the working temperature of Expansion Bellows for Pipes?
A3:The working temperature is -20℃~100℃.
Q4:What’s the package of Expansion Bellows for Pipes?
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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