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 | Rubber Expansion Flexible Pipe Fittings Manufacturer Of Expansion Joint Flanged Type |
| Working pressure | -0.2~4.5Mpa |
| Keyword | Rubber Expansion |
| Flange Standard | DIN/ANSI/JIS/BS |
| MOQ | 1PC |
| Rubber Material | EPDM, NBR, NR |
| Color | Black |
| Flange Material | carbon steel, ss304, ss316 |
| Working Temperature | -30~110℃ |
| Connectivity | Flange,clamp,union |
| Medium | Air, water, sewage, acid, oil, etc. |
| Designstandard | ANSI, DIN, JIS, GB |
| Port | Shanghai,Tianjin or Qingdao in China |
| Warranty Time | 12 months |
| Test Pressure | 1.5 Times Of Working Pressure |
| Lifespan | 5-10 years depending on conditions |
| Pressure Rating | 150 PSI |
| Working Pressure | PN10/PN16/PN25 |
| Drawing Service | Free Offer |
| Control Rod | With |
| Productname | Single Sphere Rubber Expansion Joint |
| Reinforcement Layer | Steel wire ring |
| Vacuum Working Conditions | Applicable to vacuum conditions |
| 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 | Rubber Expansion Flexible Pipe Fittings Manufacturer Of Expansion Joint Flanged Type | Working pressure | -0.2~4.5Mpa |
| Keyword | Rubber Expansion | Flange Standard | DIN/ANSI/JIS/BS |
| MOQ | 1PC | Rubber Material | EPDM, NBR, NR |
| Color | Black | Flange Material | carbon steel, ss304, ss316 |
| Working Temperature | -30~110℃ | Connectivity | Flange,clamp,union |
| Medium | Air, water, sewage, acid, oil, etc. | Designstandard | ANSI, DIN, JIS, GB |
| Port | Shanghai,Tianjin or Qingdao in China | Warranty Time | 12 months |
| Test Pressure | 1.5 Times Of Working Pressure | Lifespan | 5-10 years depending on conditions |
| Pressure Rating | 150 PSI | Working Pressure | PN10/PN16/PN25 |
| Drawing Service | Free Offer | Control Rod | With |
| Productname | Single Sphere Rubber Expansion Joint | Reinforcement Layer | Steel wire ring |
| Vacuum Working Conditions | Applicable to vacuum conditions | Brand Name | JINGNING |
| Model Number | RLJS | Certification | CE，ISO |
| Place of Origin | China | ||
| High Light | EPDM flanged rubber joint ，corrosion-resistant piping bellows ，wastewater treatment rubber expansion joint | ||
EPDM Flanged Rubber Flexible Joint: Corrosion-Resistant Piping Bellows for Wastewater and Water Treatment Plants
Product Description
Performance characteristics
High-Purity EPDM Chemical Immunity : Utilizes a specialized, non-blistering EPDM inner liner that offers superior resistance to active ozone, harsh oxidation processes, industrial runoffs, and standard water treatment chemicals without structural degradation.
Anti-Scaling Smooth-Bore Hydrodynamics : Engineered with a continuous, uniform internal bore that eliminates the deep arch cavity. This prevents the trapping of suspended solids, abrasive silt, or biological slime, maintaining maximum flow velocity and minimum head loss.
Multi-Material Pipe Interface Balancing : Serves as an ideal flexible mediator between rigid metallic pipelines and brittle thermoplastic networks (such as PVC, CPVC, or HDPE), absorbing localized thermal expansion before it cracks fragile plastic flange adapters.
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 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
Q: Is this rubber joint safe for drinking water applications?
A: Yes, we offer certified food-grade EPDM variants that meet strict drinking water safety standards for public utilities.
Q: Can it handle highly concentrated sulfuric acid?
A: For strong acids, standard EPDM is not recommended; please contact us for custom Viton or PTFE-lined expansion joints.
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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