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Railway Bolts
Product Overview Railway bolts are high-strength fasteners used to secure rails, sleepers, and track components in rail infrastructure. They are designed to withstand dynamic loads, vibration, and environmental stress while maintaining long-term structural integrity. learn more Common Types...
Features
Product Overview
Railway bolts are high-strength fasteners used to secure rails, sleepers, and track components in rail infrastructure. They are designed to withstand dynamic loads, vibration, and environmental stress while maintaining long-term structural integrity.
Common Types & Applications
| Bolt Type | Application | Standard |
|---|---|---|
| Fishplate Bolts | Rail joint bars | EN 14396, GB/T 18244 |
| Sleeper Screws | Fastening rails to sleepers | EN 13481, TB/T 3395 |
| Shoulder Bolts | Fastening clips in Pandrol/Nabla | UIC 864 |
| Tunnel Bolts | Securing tracks in tunnels | DIN 7990 |
| Switch Bolts | Turnouts and crossings | AREMA Ch.4 |
Key Features
High Tensile Strength
Grade 8.8, 10.9, or 12.9 steel
Corrosion Protection
Hot-dip galvanized, Dacromet, or stainless steel
Vibration Resistance
Prevailing torque or double-nut designs
Standard Compliance
EN, ISO, AREMA, GB/T
Material Options 01
Carbon Steel (Grade 8.8/10.9) – Most common
Material Options 02
Alloy Steel (Grade 12.9) – High-stress applications
Material Options 03
Stainless Steel (A4-80) – Corrosive environments
Maintenance & Replacement
Inspection Interval: Every 6–12 months (depends on environment)
Replacement Criteria:
Corrosion >30% of diameter
Thread deformation or cracks
Loosening under dynamic load
Our Service Processes
Pre-sales Consultancy
1
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Confirmation of order
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Production
3
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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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