↵Rail fast Clip Fastening System
Railway Fast Clips are a distinct category of elastic rail fastening systems, defined by their rapid mechanical installation process without specialized tensioning tools. Unlike complex pre-assembled systems, Fast Clips typically consist of a single-piece, hot-forged or cold-formed spring steel component that is manually hammered or mechanically pressed into a final position on a cast-in shoulder of a concrete sleeper. Their primary design philosophy emphasizes installation speed, visual inspection simplicity, and robust performance in demanding environments.
Technical Specifications:
| Model Designation | Stiffness Type | Primary Application | Max Speed | Max Axle Load | Key Standard | Unique Feature |
|---|---|---|---|---|---|---|
| FC-9 | Type R (Resilient) | Urban Transit, LRT | 120 km/h | 20t | EN 13481-2 | Low noise/vibration for city centers |
| FC-12HT | Type S (Stiff) | Heavy-Haul Mainline | 100 km/h | 40t | AREMA Ch.30 | For extreme axle loads (mining) |
| FC-15HRS | Type S (Stiff) | High-Speed Rail | 300 km/h | 17t | TSI 1302/2014 | Optimized for HSR slab track |
| FC-A4 | Type A (Adjustable) | Transition Zones, Bridges | 160 km/h | 25t | UIC 864-1 | Field-adjustable toe load (±1.5 kN) |
| FC-C8 | Type C (Constant Gauge) | Sharp Curves (R<300m) | 80 km/h | 22.5t | EN 13481-5 | Integrated gauge-holding shoulder |
| FC-IR | Type I (Impact) | Classification Yards | 30 km/h | 25t | AREMA Ch.5 | Micro-alloyed steel for impacts |
| FC-PT | Type R (Resilient) | Permafrost Regions | 140 km/h | 22.5t | GOST R 55017 | Special ductility at -50°C |
Application Scenarios
Primary deployment on dedicated freight corridors with annual tonnage exceeding 50 MGT (Million Gross Tons).
Application in unit train routes (coal, iron ore) experiencing extreme and consistent vertical loading.
Use in marshalling yards and classification humps where impact loads are frequent.
Implementation on track sections with continuous welded rail (CWR) subject to high longitudinal forces.
Suitability for routes with axle loads consistently at or above 35 tons.
Maintenance & Operational Perspective
- Arctic and permafrost regions where temperature ranges from -50°C to +30°C necessitate superior material ductility.
- Installation in highly corrosive environments such as chemical plant sidings or salt production facilities.
- Deployment on tracks subjected to frequent flooding or submersion.
- Use in areas with high risk of vandalism or theft due to the clip's non-threaded, tamper-resistant design.
- Application on steep grades (≥2.5%) where creep forces are exceptionally high.
Gnee Professional supplier
Hot Tags: railroad railway steel rails fast clips, China railroad railway steel rails fast clips manufacturers, suppliers, factory, rail clip anti corrosion coating, rail clip fastening, rail clip plastic coating, rail clip surface treatment, rail clip tightening tools, rail clips
