Products
Railroad Tie Fasteners
Product Overview Railroad tie fasteners are engineered components that secure rails to sleepers (ties) while maintaining proper gauge, alignment, and electrical isolation. These critical systems combine precision manufacturing with advanced materials science to withstand dynamic train loads and...
Features
Railroad tie fasteners are engineered components that secure rails to sleepers (ties) while maintaining proper gauge, alignment, and electrical isolation. These critical systems combine precision manufacturing with advanced materials science to withstand dynamic train loads and environmental challenges.
Types of Railroad Tie Fasteners
Elastic Clip Fasteners
E-Clip: Pre-tensioned spring steel
SKL: Compact clip design
SPR: High-retention system
Load Capacity: 12-18 kN per clip
Bolted Fasteners
Hook/Toe Bolt Systems: M24/M30 threaded
Shoulder Bolt Kits: For concrete ties
Tension Control: 300-450 Nm torque
Shear Strength: 45-70 kN
Direct Fixation Fasteners
Urban Transit: Vibration-damping
Embedded Rail: Concrete anchor type
Bridge Track: Seismic-resistant
Our factory & quipment
Technical Specifications
| Fastener Type | Material | Corrosion Protection | Temp Range | Design Life |
|---|---|---|---|---|
| Steel Clip | 60Si7CrV | Zinc-flake coating | -40°C to +80°C | 10-20 years |
| Composite Clip | PA66-GF35 | UV-stabilized | -50°C to +120°C | 15+ years |
| Shoulder Bolt | 10.9 Alloy | Dacromet plating | -30°C to +150°C | 20+ years |
| Insulated Fastener | CR/NR + SS | Integral isolators | -60°C to +90°C | 10 years |
Gauge Retention: Maintains ±2mm under 25-ton axle loads
Vibration Control: Reduces ballast degradation by 40%
Electrical Isolation: >1,000Ω resistance (insulated types)
Quick Installation: 15-30 seconds per fastener
Maintenance Access: Designed for easy re-tensioning
other
Maintenance Protocol
Complete Track Connection System
Routine Inspection
Clip tension (every 6 months)
Insulator condition (annual)
Corrosion mapping (bi-annual)
Wear measurement (gauging)
Replacement Indicators
Clip height loss >3mm
Visible cracks/fractures
Permanent deformation
Corrosion >30% surface area
Ordering Information
Standard lead time 6-8 weeks for custom projects. Stock items ship within 5 business days.
Our Service Processes
Pre-sales Consultancy
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Confirmation of order
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Production
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Multi-Channel Shipping
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Confirmation of recei
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After-sale Services
6
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