Description
Technical Parameters
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Rail skl Clip Fastening System
Railway SKL Clips are omega-shaped elastic fasteners manufactured from high-grade spring steel, designed for screw-down fixation through angled guide plates. These clips develop consistent clamping force when deflected during installation, functioning as the tensioning element within complete rail fastening assemblies. Their distinctive looped geometry enables controlled deflection while maintaining gauge retention and longitudinal restraint across diverse track categories.
Technical Specifications:
| Parameter | SKL 12 | SKL 15 | SKL 21 |
|---|---|---|---|
| Bar Diameter | 13 mm | 14 mm | 15 mm |
| Nominal Clamp Force | 9 kN | 11 kN | 13 kN |
| Deflection at Install | 12 mm | 12 mm | 12 mm |
| Fatigue Cycles | 3M | 5M | 5M |
| Material Grade | 38Si7 | 51CrV4 | 60Si2Mn |
| Primary Use | High-speed | Mixed traffic | Heavy haul |
Installation & Maintenance Perspective:
- Works with angled guide plates for lateral rail positioning
- Compatible with Vossloh-style tensioning assemblies
- Integrates with insulating elements for track circuits
- Functions with removable dowel inserts for sleeper repair
- Pre-assembles on sleepers for rapid installation
Maintenance & Operational Perspective
- Central loop prevents overloading and plastic deformation
- Maintains clamping force after millions of load cycles
- Accommodates rail lift-off up to 3mm without permanent set
- Second vibration mode resonance above 500Hz range
- Elastic behavior absorbs wheel-rail impact forces
Gnee Professional supplier
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