Description
Technical Parameters
Railway SKL Clips Multi-Model Technical Parameter Comparison
| Model | Wire Diameter | Material Grade | Hardness Range | Clamping Force | Fatigue Life | Surface Treatment | Applicable Rail Type |
|---|---|---|---|---|---|---|---|
| SKL 1 | φ13mm | 60Si2CrA | 42–47 HRC | 8–10 kN | ≥3.0×10⁶ cycles | Hot-dip galvanizing (≥80μm) | 30–43kg/m Light-Mainline Rail |
| SKL 3 | φ13mm | 60Si2CrA | 42–47 HRC | 8–10 kN | ≥3.0×10⁶ cycles | Hot-dip galvanizing (≥80μm) | 30–43kg/m Light-Mainline Rail |
| SKL 12 | φ13mm | 38Si7 | 40–45 HRC | 7–9 kN | ≥2.5×10⁶ cycles | Electro-galvanizing (≥20μm) | 22–38kg/m Light Rail |
| SKL 14 | φ13mm | 60Si2CrA/38Si7 | 42–47 HRC | 9–11 kN | ≥3.5×10⁶ cycles | Dacromet (≥12μm) | 43–50kg/m Mainline Rail |
| SKL B 15 | φ15mm | 55SiMnVB | 44–49 HRC | 12–14 kN | ≥4.0×10⁶ cycles | Ceramic coating (≥25μm) | 50–60kg/m Hea |
SKL Clip Fastening System Component Matching
| Component Name | Quantity per Set | Material | Function | Matching Standard |
|---|---|---|---|---|
| SKL Clip | 2 pieces | Spring steel | Provide elastic clamping force to fix the rail, resist vibration displacement. | EN 13481-3, DIN 17221 |
| Screw Spike | 2 pieces | 45# Steel (8.8 grade) | Connect clip and sleeper, transmit clamping force to sleeper. | ISO 898-1, GB/T 3098.1 |
| Plastic Dowel | 2 pieces | Reinforced PA66 | Insulate spike and sleeper, prevent corrosion caused by metal contact. | EN 13146-5 |
| Guide Plate | 2 pieces | Reinforced PA66 | Position clip, ensure stable clamping force direction. | EN 13481-3 |
| Rail Pad | 1 piece | EVA/Rubber | Reduce vibration, buffer impact between rail and sleeper. | EN 13146-4 |
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