Rail skl Clip Fastening System
The Railway SKL Clip is a symmetrical V-shaped elastic fastener used to secure rails on concrete sleepers. Made from high-grade alloy spring steel, it delivers balanced clamping force without generating torsional stress. The clip's central pivot design ensures consistent toe load even under extreme vibration and heavy axle loads. Resistant to metal fatigue and corrosion, the SKL clip maintains track geometry over decades of service. It is fully compatible with standard SKL fastening systems worldwide.
Technical Specifications:
| Parameter | Value | Unit |
|---|---|---|
| Material | 60Si2CrA | Alloy spring steel |
| Hardness | 44 – 48 | HRC |
| Toe Load | 11 – 13 | kN |
| Deflection | 10 – 12 | mm |
| Fatigue Cycles | 3,000,000 | minimum |
| Coating | Hot-dip galvanized | 80μm |
| Rail Compatibility | 54E1 / 60E1 | UIC profile |
| Standard | EN 13230-5 | European |
| Weight | Approx 0.8 | kg per clip |
Installation & Maintenance Perspective:
- Symmetrical legs apply equal pressure to both rail edges.
- Central pivot eliminates twisting force during wheel passage.
- Elastic deformation absorbs impact without permanent set.
- Heat-treated steel resists sagging under sustained heavy loads.
- Geometry prevents stress concentration at contact points.
Maintenance & Operational Perspective
- Global standardization ensures compatibility across rail networks.
- Proven design reduces warranty claims and field failures.
- Bulk packaging optimizes container space for export shipments.
- Long service life lowers replacement frequency and inventory costs.
- Compatible with existing SKL shoulders and installation tools.
Gnee Professional supplier
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