Railway Fast Clips
|
Model |
Diameter |
Material |
Hardness |
Clamping Force |
Surface Treatment |
Applicable Scenario & Rail |
Single Set Cost Range (USD) |
Maintenance Cycle |
Anti-Corrosion Grade |
Compliance Stds |
|
FC-12-Urban |
φ12mm |
50CrVA |
40–45 HRC |
7–10 kN |
Electro-galvanizing (≥25μm) |
Urban Light Rail (25kg/m rail, Downtown) |
$1.2–1.8 |
12 Months |
C3 (ISO 12944) |
EN 13481-4, CJ/T 527 |
|
FC-15-Freight-Pro |
φ15mm |
60Si2MnA |
43–48 HRC |
12–16 kN |
Hot-dip galvanizing (≥90μm) |
Intercity Freight (50kg/m rail, Suburban) |
$2.5–3.2 |
18 Months |
C4 (ISO 12944) |
EN 13481-3, GB/T 13489 |
|
FC-18-Mining-HD |
φ18mm |
55SiMnVB |
45–50 HRC |
20–26 kN |
Dacromet (≥10μm) + Zinc Plating |
Open-Pit Mining (75kg/m rail, High Dust) |
$4.8–5.5 |
24 Months |
C5-I (ISO 12944) |
AREMA 10, GB/T 13489 |
|
FC-16-HS-Cold |
φ16mm |
60Si2CrVA |
46–52 HRC |
16–21 kN |
Dacromet + Sealant (≥12μm) |
High-Speed Rail (60kg/m rail, -30℃ Cold Zone) |
$3.8–4.5 |
30 Months |
C4 (ISO 12944) |
TB/T 3395.3-2015, EN 13481-2 |
|
FC-10-Tunnel-Metro |
φ10mm |
60Si2MnA |
39–44 HRC |
6–9 kN |
Epoxy Coating + Oil |
Urban Metro (22kg/m rail, Humid Tunnel) |
$1.5–2.1 |
15 Months |
C4 (ISO 12944) |
TB/T 3395.1-2015, CJ/T 527 |
Practical Quality & Operation Checklist
|
Management Stage |
Key Item |
Test/Operation Method |
Acceptance Criterion |
Sampling/Execution Rule |
Tool/Reference |
|
Incoming Inspection |
Material & Environmental Compliance |
Handheld PMI + RoHS Test |
C: 0.55–0.65% (60Si2MnA); Pb/Cd/Hg ≤1000ppm |
3 pcs/batch; 4 pcs/batch |
Portable PMI Analyzer; RoHS Detector |
|
Installation |
Installation Speed & Torque |
Stopwatch + Torque Wrench |
Installation ≤15s/clip; Torque (M10: 45–60N·m, M12: 65–75N·m) |
15 pcs/100m track |
Digital Stopwatch; Precision Torque Wrench |
|
In-Service Check |
Clamping Force & Wear |
Dynamic Force Tester + Thickness Gauge |
Force Loss ≤7% After 6×10⁵ Cycles; Coating Wear ≤10% |
3 pcs/km quarterly |
Dynamic Force Tester; Magnetic Thickness Gauge |
|
Emergency Maintenance |
Replacement Efficiency |
Mock Emergency Replacement |
Replacement ≤30s/clip (2-person team) |
10 pcs/500m track (annual drill) |
Standard Installation Toolkit |
|
Batch Quality Audit |
Dimension Consistency |
Coordinate Measuring Machine (CMM) |
Diameter/Thickness Deviation ≤±0.15mm |
2% of Batch (Min. 3 Pcs) |
CMM (Accuracy: ±0.005mm) |
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