Manufacturer, Supplier & Exporter of Elbow Angle Rubber Expansion Joint
Riddhi Siddhi Impex is a renowned manufacturer and Elbow Angle Rubber Expansion Joint Domastic supplier, offering a specialized solution for angular changes and directional flexibility in piping systems. These expansion joints are engineered with a pre-formed angle, typically 45° or 90°, allowing easy redirection of pipe runs while simultaneously managing vibration, movement, and thermal expansion. Their compact and flexible structure makes them ideal for installations where rigid pipe bends are impractical or where dynamic system movement occurs.
The Elbow Angle Rubber Expansion Joint plays a critical role in systems that experience frequent temperature fluctuations, mechanical vibration, or ground settlement. Unlike conventional metal bends or fittings, the rubber construction offers superior flexibility and stress relief. This helps to extend the lifespan of pumps, valves, and pipelines by absorbing mechanical stress, acoustic noise, and pipeline movement.
Manufactured from high-grade elastomers such as EPDM, Neoprene, Nitrile, and Natural Rubber, and reinforced with high-strength synthetic fabric or wire, these joints are designed for durability and corrosion resistance. Riddhi Siddhi Impex ensures these products meet both domestic and international standards such as IS 5382, ASTM D2000, and EN 681-1, making them suitable for water, chemical, and industrial applications.
These elbow-type expansion joints are commonly used in HVAC systems, chemical processing plants, wastewater treatment facilities, fire protection systems, and oil refineries, where changes in direction are required in tight spaces or where external loads and vibration are present. The curved construction allows pipeline designers to eliminate separate elbows and joints, simplifying installation and reducing the number of potential leak points.
As a trusted Elbow Angle Rubber Expansion Joint Domastic supplier, Riddhi Siddhi Impex supplies its products throughout India. The company maintains strong logistics and distribution networks to cater to major industrial and commercial hubs such as Mumbai, Delhi, Bengaluru (Bangalore), Hyderabad, Chennai, Kolkata, Pune, Ahmedabad, Surat, and Vadodara. Fast turnaround times and ready stock availability make Riddhi Siddhi Impex a preferred choice among contractors, OEMs, and plant engineers.
Elbow Angle Rubber Expansion Joint – Technical Details
Product Specification
| Parameter | Details |
|---|---|
| Product Name | Elbow Angle Rubber Expansion Joint |
| Manufacturer | Riddhi Siddhi Impex |
| Design Angles | 30°, 45°, 60°, 90° |
| Size Range | 25 mm to 1000 mm |
| Pressure Rating | Up to 16 bar |
| Temperature Range | -20°C to +120°C |
| End Connections | Flanged / Threaded / Custom |
| Applications | HVAC, Chemical Plants, Pipelines, Firefighting Systems |
Chemical Composition
| Material | Composition |
|---|---|
| EPDM | Ethylene Propylene Diene Monomer, Carbon Black, Sulfur, Zinc Oxide |
| Neoprene | Polychloroprene Rubber, Fillers, Plasticizers |
| Nitrile (NBR) | Butadiene-Acrylonitrile Polymer, Accelerators |
| Natural Rubber | Polyisoprene, Stearic Acid, Antioxidants |
Mechanical Properties
| Property | Range |
|---|---|
| Tensile Strength | 10 – 20 MPa |
| Elongation at Break | 300 – 500% |
| Hardness | 45 – 75 Shore A |
| Compression Set | < 25% |
| Fatigue Resistance | Excellent |
Dimension Chart
| Nominal Size (mm) | Elbow Angle | Face-to-Face (mm) | Pressure Rating | Movement Compensation |
|---|---|---|---|---|
| 80 | 90° | 200 | 10 Bar | ±15 mm |
| 100 | 45° | 210 | 16 Bar | ±20 mm |
| 150 | 90° | 250 | 10 Bar | ±25 mm |
| 200 | 60° | 270 | 16 Bar | ±30 mm |
Equivalent Standards
| Standard | Equivalent Code |
|---|---|
| Indian Standard | IS 5382 |
| ASTM Standard | ASTM D2000 |
| European Standard | EN 681-1 |
| German Standard | DIN 4809 |
Other Types of Rubber Expansion Joints
| Type | Description |
|---|---|
| Single Arch | For basic axial, lateral, and angular movement |
| Multiple Arch | More flexibility for larger movements |
| Flanged Type | Standard flange-to-flange connections |
| Threaded Type | For compact and small diameter piping systems |
| Reducing Type | Connects pipes of different sizes |
| Offset Type | Used where pipes are misaligned |
In southern and coastal regions such as Mysuru, Udaipur, Jodhpur, Visakhapatnam, Coimbatore, Madurai, Kochi, Thiruvananthapuram, Mangalore, and Kolhapur, these rubber elbow joints are in high demand due to their ability to withstand environmental exposure, coastal corrosion, and system dynamics. Whether for thermal plants, pharma manufacturing, or desalination systems, Riddhi Siddhi Impex provides a proven and cost-effective jointing solution.
FAQs – Elbow Angle Rubber Expansion Joint
- Q1: What is an Elbow Angle Rubber Expansion Joint?
- A: It’s a pre-angled flexible rubber joint used to connect pipelines that change direction, typically at 45° or 90°, while absorbing vibration and thermal movement.
- Q2: Where is this product commonly used?
- A: These joints are used in HVAC, water pipelines, fire safety systems, chemical plants, and areas where directional changes are needed within limited space.
- Q3: What sizes and angles are available?
- A: Available in 25 mm to 1000 mm sizes, with angles such as 30°, 45°, 60°, and 90°, customizable as per requirement.
- Q4: Can Riddhi Siddhi Impex supply across India?
- A: Yes, as a leading Elbow Angle Rubber Expansion Joint domestic supplier, they supply to cities like Mumbai, Delhi, Bengaluru, Hyderabad, Surat, Ahmedabad, Chennai, and more.
Cities we have supplied our products to
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