Description
Technical Parameters
Railway E-Clips
| Feature | Description |
|---|---|
| Primary Function | To clamp the rail foot to the sleeper, maintaining gauge and restraining rail movement. |
| Key Principle | Elastic fastening. It acts like a spring, applying a consistent clamping force that absorbs vibrations and allows for thermal expansion/contraction. |
| Common Names | E-Clip, Elastic Rail Clip, Spring Rail Clip. |
| Major Brands/Systems | Pandrol® (the most famous brand, often used generically), Vossloh®, and other local manufacturers. |
| Advantages | High toe load, excellent vibration damping, low maintenance, good electrical insulation (when used with insulators), suitability for high-speed and heavy-haul lines. |
| Disadvantages | Higher initial cost compared to rigid fastenings; requires special tools for installation/removal. |
Detailed Specifications & Types Table
| Aspect | Description & Examples |
|---|---|
| Material | Typically made from high-quality spring steel (e.g., 60Si2Mn, 55Cr3), which is heat-treated (quenched and tempered) to achieve high elasticity and fatigue resistance. |
| Common Types | 1. Standard E-Clip: The most widely used shape. 2. Stiffened E-Clip: Has ribs or a thicker section for higher toe loads in demanding applications. 3. Anti-vandalism Clip: Designed to be difficult to remove without specialized tools. |
| Key Parameters | • Toe Load: The clamping force applied to the rail foot (e.g., 6-10 kN). This is the most critical performance metric. • Deflection: The distance the clip is deformed during installation to generate the toe load. |
Applications & Standards
| Application | Description |
|---|---|
| High-Speed Railways | The standard choice due to reliability and consistent performance under dynamic loads. |
| Heavy-Haul Railways | Used for their high clamping force, which prevents rail creep. |
| Metros & Mass Transit | Preferred for low maintenance and good vibration/noise reduction. |
| Standard Mainlines | Widely used on concrete sleepers for its overall performance and longevity. |
| Standards | Manufactured according to international standards such as EN 13146 (for testing) and proprietary specifications from rail authorities (e.g., Network Rail, AREMA, UIC). |
gnee-professional supplier
Hot Tags: railway fastening e rail clip, China railway fastening e rail clip manufacturers, suppliers, factory, rail clip roughness, rail clip bending tools, rail clip fastening, rail clip alignment, rail clip non magnetic coating, rail clip surface treatment
