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 | Support, 20Years' experience |
| Product name | Single Sphere EPDM NBR CR Expand Joint Flange Type Expansion Compensators |
| Working pressure | -0.2~4.5Mpa |
| Keyword | Expansion Compensators |
| Working Temperature | -30~120℃ |
| Material | EPDM,NBR,NR, PTFE |
| Burst Pressure | 1.0Mpa, 6.0Mpa |
| Size | DN550 |
| 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 | Support, 20Years' experience | Product name | Single Sphere EPDM NBR CR Expand Joint Flange Type Expansion Compensators |
| Working pressure | -0.2~4.5Mpa | Keyword | Expansion Compensators |
| Working Temperature | -30~120℃ | Material | EPDM,NBR,NR, PTFE |
| Burst Pressure | 1.0Mpa, 6.0Mpa | Size | DN550 |
| Brand Name | JINGNING | Model Number | RLJS |
| Certification | CE，ISO | Place of Origin | China |
| High Light | Single Sphere EPDM expansion joint ，Flange type rubber compensator ，NBR CR rubber expansion joint | ||
Single Sphere EPDM NBR CR Expand Joint Flange Type Expansion Compensators
Product Description
Single Sphere EPDM NBR CR Expand Joint Flange Type Expansion Compensators are designed to provide excellent flexibility, vibration absorption, and movement compensation in various industrial piping systems. The single sphere structure offers superior elasticity and effectively absorbs thermal expansion, axial compression, lateral displacement, and angular deflection, helping protect pumps, valves, and pipelines from mechanical stress and vibration damage. Manufactured with high-quality EPDM, NBR, or CR rubber materials, these expansion compensators can be selected according to different working environments and media conditions. EPDM is ideal for hot water, steam, and chemical resistance applications; NBR provides outstanding resistance to oils and petroleum-based media; while CR (Neoprene) offers excellent weather, ozone, seawater, and abrasion resistance. The flange type connection ensures easy installation and compatibility with international standards such as ANSI, DIN, JIS, and BS. Widely used in water treatment systems, HVAC projects, chemical plants, marine engineering, power stations, and industrial pipelines, these flexible expansion compensators deliver reliable sealing performance, durability, and long-term operational stability under demanding working conditions.
Performance characteristics
1. Flexibility: Accommodates axial, lateral, and angular movements.
2. Durability: Reinforced Expand 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 Compensators 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 Compensators?
A1:The material can be EPDM,NBR,CR,SBR..It depends on the working condition.
Q2:What’s the warranty period of Expansion Compensators?
A2:We provide 18 months’ warranty.
Q3:What certificates can you provide of Expansion Compensators?
A3:We could provide CE,ISO certificate.
Q4:Can we get a sample of Expansion Compensators?
A4:Yes,we could provide samples for you to test the quality.
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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