Railway Fast Clips
|
Model |
Surface Treatment |
Applicable Scenario & Rail |
Installation Efficiency |
Anti-Loosening Structure |
Fatigue Life (Min.) |
Compliance Stds |
|
FC-11-TT |
Electro-galvanizing (≥25μm) |
Urban Tram (30kg/m rail, Coastal) |
≤12s/clip |
Serrated Contact Surface |
1.2×10⁶ Cycles |
EN 13481-4, CJ/T 527 |
|
FC-14-FH |
Hot-dip galvanizing (≥85μm) |
Regional Freight (50kg/m rail, Desert) |
≤18s/clip |
Spring Washer + Lock Nut |
2.0×10⁶ Cycles |
EN 13481-3, GB/T 13489 |
|
FC-16-HDM-Pro |
Dacromet (≥8μm) + Zinc Plating |
Heavy-Haul Mining (75kg/m rail, High Vibration) |
≤22s/clip |
Wedge-Type Self-Locking |
3.5×10⁶ Cycles |
AREMA 10, GB/T 13489 |
|
FC-15-HS350 |
Dacromet + Sealant (≥10μm) |
High-Speed Rail (60kg/m rail, Low-Temp) |
≤20s/clip |
Elastic Deformation Lock |
5.0×10⁶ Cycles |
TB/T 3395.3-2015, EN 13481-2 |
|
FC-09-Metro |
Phosphate Coating + Oil |
Urban Metro (22kg/m rail, Tunnel) |
≤10s/clip |
Rubber Pad Anti-Loosen |
1.0×10⁶ Cycles |
TB/T 3395.1-2015, CJ/T 527 |
Enhanced Quality & Safety Checklist (Aligned with Latest Sampling Standards)
|
Management Stage |
Key Item |
Test/Operation Method |
Acceptance Criterion |
Sampling/Execution Rule |
Tool/Reference |
|
Incoming Inspection |
Material & Impact Toughness |
Handheld PMI + Charpy Impact Test |
C: 0.56–0.64% (60Si2MnA); Impact Energy ≥80J/cm² (20℃) |
3 pcs/batch; 5 pcs/batch |
Portable PMI Analyzer; Charpy Tester |
|
Installation |
Fastener Torque & Fit |
Torque Wrench + Mock Installation |
M10: 40–65N·m; M12: 60–80N·m; No Stuck During Installation |
10 pcs/100m track |
Adjustable Torque Wrench; Gauge Block |
|
In-Service Check |
Clamping Force & Anti-Loosen |
Dynamic Force Tester + Vibration Test |
Force Loss ≤8% After 5×10⁵ Cycles; No Loosening After 1000Hz Vibration |
2 pcs/km monthly |
Dynamic Force Tester; Vibration Bench |
|
Maintenance |
Reusability & Surface |
Visual Inspection + Hardness Test |
No Cracks/Deformation; Hardness Deviation ≤1 HRC; Coating Intact ≥90% |
100% of Dismantled Clips |
10× Magnifier; Portable Rockwell Tester |
|
Quality Spot-Check |
Batch Consistency |
Random Sampling (Full Specs Test) |
All Parameters Within Model Ranges; No Batch Deviation |
1% of Batch (Min. 5 Pcs) |
Comprehensive Test Bench |
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