Description
Technical Parameters
Railway Dog Spikes
| Category | Specification | Standard/Reference |
|---|---|---|
| Definition | L-shaped steel spikes for securing rails to wooden sleepers/tie plates | AREMA Ch.30, UIC 864 |
| Primary Function | - Fix rails to timber sleepers - Resist longitudinal creep forces |
EN 13450, GB/T 702 |
| Material | - Carbon steel: Q235 (GB), Grade 2 (AREMA) - Coating: Hot-dip galvanized (≥80μm) |
ISO 1461, ASTM A153 |
Dog Spike Types Comparison
| Type | Shank Length | Head Design | Best Application |
|---|---|---|---|
| Standard | 140mm | Square (16×16mm) | Mainline freight (wood sleepers) |
| Heavy-Duty | 165mm | Rectangular (20×16mm) | Curved tracks (>300m radius) |
| Low-Profile | 130mm | Rounded corners | Urban tramways |
Installation Workflow
Pre-drilling (optional):
Drill Ø10-12mm pilot holes (hardwood sleepers)
Driving:
Use 4kg spike maul or pneumatic driver
Maintain 60°±5° installation angle
Final Set:
Head flush with tie plate (if used)
Minimum 100mm penetration in sleeper
application of dog spikes
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