Description
Technical Parameters
Railway Fast Clips: Product Series & Global Certification
| Product Series | Pandrol FASTCLIP | Vossloh SKL | Nabla FRE | China DT/弹条系列 |
|---|---|---|---|---|
| Primary Application | Heavy-haul & High-speed | Ballasted Track Mainline | Urban Transit/LRT | CR HSR & Metro |
| Material Standard | 60Si2MnA (Spring Steel) | 55Cr3 (Alloy Spring) | 51CrV4 (Quenched-Tempered) | 60Si2Mn (GB/T 1222) |
| Surface Protection | Zinc Flake Coating | Hot-dip Galvanizing | Epoxy-Polyester Powder | Zn-Al-Mg Coating |
| Clamping Force | 12-15 kN | 10-12 kN | 8-10 kN | 12-14 kN |
| Installation Tool | Manual T-handle | Hydraulic Tool SKL-T | Electric NAB Tool | DT-type Wrench |
| Reusability | Up to 3 times | Up to 2 times | Single-use design | Up to 2 times |
| Market Certification | UIC 864-0, AREMA | TSI, EN 13481 | EN 13481, ASTM A125 | CRCC, TB/T 3396 |
| Operating Temp Range | -40°C to +120°C | -30°C to +100°C | -20°C to +80°C | -50°C to +130°C |
Railway Fast Clips: Dynamic Performance & Lab Testing
| Test Category | International Standard | Test Condition | Acceptance Criteria | Typical Data |
|---|---|---|---|---|
| Fatigue Test | EN 13146-6 | 5 million cycles @ 15-30 kN | No crack, deformation ≤1 mm | Pass @ 10⁷ cycles |
| Corrosion Resistance | ISO 9227 (Salt Spray) | 1000 hours, 5% NaCl | ≤5% red rust area | >1200 hours white rust |
| Clamping Force Retention | UIC 864-5 | 2 million load cycles ±25% | ≥80% initial force | 85-90% retention |
| Low-Temperature Impact | EN 13146-9 | -40°C Charpy V-notch | ≥27 J impact energy | 35-40 J |
| Electrical Resistance | EN 50122-1 | Dry/Wet condition, 100A | ≤0.5 Ω per clip | 0.15-0.3 Ω |
| Vibration Endurance | IEC 61373 (Cat.1) | 5-150 Hz, 3 axes, 15 hrs | No loosening, no crack | Full compliance |
| Installation Torque | Manufacturer Spec. | Calibrated torque wrench | ±10% of target value | 150-180 Nm |
| Wear Simulation | ASTM G65 (Dry Sand) | 5000 cycles abrasion test | Mass loss ≤0.5% | 0.2-0.4% |
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