Rail E Clip Fastening System

The Railway E-Clip is a high-tensile spring steel fastener designed for concrete sleeper tracks. Its asymmetrical geometry delivers a precise, consistent toe load to secure the rail against vertical lift and lateral creep. Engineered for elastic performance, it absorbs dynamic impact from passing trains while maintaining constant clamping force. This maintenance-free component is essential for high-speed and heavy-haul networks, ensuring long-term track stability and gauge retention.
Technical Specifications:
| Parameter | Specification | Performance Value |
|---|---|---|
| Material | Spring Steel (60Si2MnA) | High fatigue resistance |
| Heat Treatment | Quenched & Tempered | Hardness: 42-48 HRC |
| Toe Load | 9.5 – 11.5 kN | Consistent clamping force |
| Deflection | 10 – 14 mm | Dynamic load absorption |
| Fatigue Life | > 2 million cycles | Long-term durability |
| Corrosion Protection | Hot-Dip Galvanized | >1000h salt spray test |
| Compatible Rail | 50kg/m, 60kg/m, UIC60 | Universal application |
| Installation Tool | Hydraulic Applicator | Error-proof installation |

Installation & Maintenance Perspective:
- The asymmetric shape creates a calculated toe load for optimal rail clamping.
- Elastic deflection absorbs dynamic wheel loads without permanent plastic deformation.
- It maintains consistent force under high-frequency vibration and thermal expansion.
- The clip's spring steel composition ensures excellent fatigue life and resilience.
- Its geometry allows for controlled flexing while preventing metal fatigue failure.
Maintenance & Operational Perspective
- Installation requires a specialized hydraulic applicator for consistent clamping force.
- Pre-assembly on sleepers reduces on-site labor and accelerates track laying.
- The clip is lightweight and stackable, optimizing storage and transport efficiency.
- Removal uses the same tool, simplifying maintenance and rail replacement tasks.
- No post-installation tightening is needed, eliminating routine maintenance checks.

Gnee Professional supplier


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