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 | High Pressure Resistant Flexible Expansion Joints In Piping Customized |
| Working pressure | -0.2~4.5Mpa |
| Keyword | Flexible Expansion Joints |
| Material | EPDM,NBR,NR, CR, SBR... |
| Size | DN300 |
| Flange Standard | DIN/ANSI/JIS/BS |
| Certificates | CE, ISO, MTC, COO, QC |
| Brand | JINGNING or OEM |
| Brand Name | JINGNING |
| Model Number | RLJS |
| Certification | CE，ISO |
| Place of Origin | China |
View Detail Information
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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 | High Pressure Resistant Flexible Expansion Joints In Piping Customized | Working pressure | -0.2~4.5Mpa |
| Keyword | Flexible Expansion Joints | Material | EPDM,NBR,NR, CR, SBR... |
| Size | DN300 | Flange Standard | DIN/ANSI/JIS/BS |
| Certificates | CE, ISO, MTC, COO, QC | Brand | JINGNING or OEM |
| Brand Name | JINGNING | Model Number | RLJS |
| Certification | CE，ISO | Place of Origin | China |
| High Light | high pressure resistant rubber expansion joint ，flexible single sphere expansion joint ，customized piping expansion joint | ||
High Pressure Resistant Flexible Expansion Joints In Piping Customized
Product Description
High Pressure Resistant Flexible Expansion Joints in Piping Customized are specially engineered to absorb vibration, reduce noise, and compensate for thermal expansion, axial movement, lateral displacement, and angular deflection in high-pressure pipeline systems. Manufactured with premium rubber materials, reinforced synthetic fabric layers, and optional steel wire reinforcement, these expansion joints provide excellent pressure resistance, durability, corrosion resistance, and long service life under demanding operating conditions. Customized designs are available according to pipeline size, working pressure, temperature, flange standards, and media requirements to ensure perfect compatibility with different industrial systems. The flexible structure helps protect pumps, valves, compressors, and piping equipment from stress damage caused by pressure fluctuations and mechanical movement. Widely used in water treatment plants, chemical industries, HVAC systems, marine engineering, power stations, and industrial fluid transportation pipelines, these customized flexible expansion joints offer reliable sealing performance, stable operation, and enhanced safety for various piping applications.
Performance characteristics
1. Flexibility: Accommodates axial, lateral, and angular movements.
2. Durability: Reinforced Bellows Expansion 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 Expansion Joints 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 Expansion Joints?
A1:The material can be EPDM,NBR,CR,SBR..It depends on the working condition.
Q2:What’s the warranty period of Flexible Expansion Joints?
A2:We provide 18 months’ warranty.
Q3:What’s the working temperature of Flexible Expansion Joints?
A3:The working temperature is -20℃~100℃.
Q4:What’s the package of Flexible Expansion Joints?
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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