Description
Technical Parameters
SKL15 Elastic Rail Clip
| Category | Parameter | Specification | Standard/Value |
|---|---|---|---|
| Basic Information | Type Designation | SKL15 Railway Elastic Clip (German standard) | DIN 45672-3 (Germany) |
| OEM Equivalent | Vossloh SKL15 / Schwihag SKL15 | EN 13481-5 (EU) | |
| Dimensions | Total Length | 150 mm ±0.3 mm | Drawing No. SKL15-202 |
| Wire Diameter | 14 mm ±0.1 mm | UIC 865 | |
| Clip Height | 45 mm (installed) | ||
| Material | Steel Grade | 60Si2CrA spring steel | EN 10089 (EU) |
| Hardness | 44-50 HRC | ISO 6508 | |
| Surface Treatment | Hot-dip galvanized (ZnAl15 coating, 80-120μm) | ISO 1461 | |
| Mechanical | Toe Load (Clamping Force) | 15 kN ±1 kN at 12 mm deflection | EN 13146-5 test |
| Fatigue Life | >4 million cycles (2.5× design load) | DIN 45672 | |
| Lateral Stiffness | 30 kN/mm ±2 kN/mm | UIC 865 |
Application Guidelines
| Track Type | Recommended Use | Special Requirements |
|---|---|---|
| High-Speed Rail | Ballastless track (e.g., Rheda 2000, Bögl slab) | Pre-load inspection every 6 months |
| Heavy Haul | Concrete sleepers with shoulder blocks (30t axle load) | Increased corrosion monitoring |
| Urban Transit | Metro/tram systems with vibration damping pads | Insulated versions for electrified tracks |
| Switch & Crossing | Fixed frog areas with high lateral forces | Double-clip installation for critical zones |
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