Description
Technical Parameters
↵Rail E CLIP Fastening System
The Railway E-Clip is a high-strength steel fastening component used in modern railway tracks to secure the rail to the sleeper (tie). Its distinctive "E" shape provides a spring-action mechanism that maintains constant clamping force, absorbing dynamic loads and vibrations caused by passing trains while ensuring gauge stability.
Technical Specifications:
| Parameter | Specification |
|---|---|
| Material Grade | 38Si7 / 60Si2Mn spring steel |
| Hardness Range | 38–46 HRC |
| Toe Load Range | 9–13 kN (depending on deflection) |
| Fatigue Life | >3 million cycles at max load |
| Operating Temp | -40°C to +80°C |
| Coating Option | Delta Protekt / Geomet / HDG |
| Weight per Piece | 0.45–0.65 kg (profile dependent) |
Installation & Maintenance Perspective:
- Generates clamping force through elastic bending rather than friction.
- Distributes wheel loads evenly across the sleeper seating area.
- Accommodates rail movement during thermal expansion and contraction.
- Reduces stress concentration at rail fastening points.
- Maintains preload tension despite repeated loading cycles.
- Absorbs high-frequency vibrations from passing wheels.
Maintenance & Operational Perspective
- Functions effectively for 15–20 years under normal traffic.
- Requires zero maintenance after initial installation.
- Retains spring properties despite millions of load cycles.
- Resists permanent set from occasional overload events.
- Performs consistently across seasonal weather changes.
- Eliminates costs associated with periodic retightening.
Gnee Professional supplier
shanghai
Shenzhen Mandarin Oriental H
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