Description
Technical Parameters
Basic Parameters
| Parameter | Specification | Standard Reference |
|---|---|---|
| Model | SKL12 (Low-profile spring clip) | EN 13481-1, UIC 864 |
| Design Length | 120 ± 0.3 mm | DIN 45673 |
| Material | 60Si2CrA (High-strength spring steel) | EN 10089 |
| Hardness (HRC) | 44–48 | ISO 6508-1 |
| Clamping Force | 10 ± 1 kN (Initial) | UIC 864 |
| Fatigue Life | ≥3 million cycles (Dynamic load ±7.5 kN) | EN 13146-5 |
Special Versions
| Variant | Key Feature | Application |
|---|---|---|
| SKL12-XB | Extreme cold resistance (-80°C) | Arctic railway lines |
| SKL12-HC | 316L stainless steel (Marine use) | Coastal/high-corrosion zones |
| SKL12-DF | Dual-frequency vibration damping | Urban metro lines |
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