Herkunftsort:
China
Markenname:
JINGNING
Zertifizierung:
CE,ISO
Modellnummer:
RLJS
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High Pressure Resistant Single Sphere Bellows Expansion In Piping Customized
Product Description
High Pressure Resistant Single Sphere Bellows Expansion Joint is a specially engineered piping component designed to absorb vibration, reduce noise, and compensate for axial, lateral, and angular movements in high-pressure pipeline systems. Manufactured using high-quality elastomers combined with multiple layers of reinforced synthetic fabrics and, when required, internal retaining rings or steel wire reinforcement, it ensures excellent durability and structural stability under demanding working conditions. The single sphere design provides superior flexibility compared to traditional multi-convolution joints, effectively minimizing stress on pumps, valves, and connected equipment while enhancing system service life. This type of expansion joint can be fully customized in terms of size, length, flange standard, material composition (such as EPDM, NBR, HNBR, or CR), and pressure rating to meet specific application requirements, including water supply systems, chemical processing pipelines, HVAC systems, and marine or industrial installations. With strong resistance to high pressure, corrosion, temperature variations, and abrasive media, it offers a cost-effective and reliable solution for maintaining pipeline integrity and operational efficiency in complex environments.
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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° |
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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
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Production Flow
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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 |
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4.Vulcanizing Automatic vulcanization machine ensure vulcanization time and pressure |
5.Inspecting |
6. Packaging |
Application
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Bellows Expansion 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
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Certificate
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FAQ
Q1:What’s the material of Bellows Expansion?
A1:The material can be EPDM,NBR,CR,SBR..It depends on the working condition.
Q2:What’s the warranty period of Bellows Expansion?
A2:We provide 18 months’ warranty.
Q3:What’s the working temperature of Bellows Expansion?
A3:The working temperature is -20℃~100℃.
Q4:What’s the package?
A4:The package is carton box and strong plywooden case.
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