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 Rubber Expansion Joint Manufacturer Flanged Type |
| Working pressure | -0.2~4.5Mpa |
| Keyword | Rubber Expansion Joint |
| Material | EPDM,NBR |
| Size | DN50 |
| 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 Rubber Expansion Joint Manufacturer Flanged Type | Working pressure | -0.2~4.5Mpa |
| Keyword | Rubber Expansion Joint | Material | EPDM,NBR |
| Size | DN50 | 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 rubber expansion joint ，flanged rubber expansion joint ，single sphere flexible joint | ||
Flexible Joint 2 inch Rubber Expansion Joint Manufacturer Flanged Type
Product Description
Flexible Joint 2 Inch Rubber Expansion Joint Manufacturer Flanged Type refers to a specialized producer of compact, high-performance rubber expansion joints designed for small-diameter piping systems where flexibility, vibration absorption, and reliable sealing are essential. These 2-inch flanged rubber expansion joints are typically manufactured using premium elastomers such as EPDM, NBR, HNBR, or CR, reinforced with multiple layers of high-strength synthetic fabric and, when required, steel wire or internal retaining rings to enhance pressure resistance and structural integrity. The flanged connection, available in standards like ANSI, DIN, or JIS, ensures easy installation, precise alignment, and secure integration with existing pipeline systems. Despite their smaller size, these joints effectively compensate for axial, lateral, and angular movements caused by thermal expansion, pump operation, or system misalignment, while significantly reducing vibration and noise transmission. Manufacturers often offer full customization options, including pressure ratings, face-to-face length, flange drilling, and material selection, allowing the product to meet specific working conditions such as water supply, HVAC systems, chemical pipelines, and light industrial applications. With strict quality control, pressure testing, and durable construction, 2-inch flanged rubber expansion joints provide a reliable, cost-effective solution for protecting equipment, minimizing maintenance, and ensuring long-term, stable operation of piping systems.
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
Rubber Expansion 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 Rubber Expansion Joint?
A1:The material can be EPDM,NBR,CR,SBR..It depends on the working condition.
Q2:What’s the warranty period of Rubber Expansion Joint?
A2:We provide 18 months’ warranty.
Q3:What’s the working temperature of Rubber Expansion Joint?
A3:The working temperature is -20℃~100℃.
Q4:What’s the package?
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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