Description
Technical Parameters
Rail Screw Spike Fastening System
Railway Screw Spike is a high-strength threaded fastener designed for concrete sleepers. It delivers secure fixing for rail clips, withstands repeated dynamic loads, suppresses vibration effectively, and is widely used in modern railways, metros and high-speed rail projects.
Technical Specifications:
| Item | Specification |
|---|---|
| Product Name | Railway Screw Spike |
| Material | High-strength alloy steel |
| Surface Treatment | Dacromet, zinc-aluminum coating, phosphating |
| Main Function | Anti-corrosion, torque keeping, component fixing |
| Application | Metro lines, heavy-haul railways, bridge tracks |
| Key Features | Corrosion-proof, stable torque, high compatibility |
Installation & Maintenance Perspective:
- Multi-layer surface coating effectively isolates moisture and corrosive substances.
- Strongly resists rust in high-humidity, rainy and coastal environments.
- Maintains surface integrity and performance under long-term outdoor exposure.
- Reduces decay caused by chemical substances in ballast and soil.
- Extends actual service life and lowers replacement frequency.
Maintenance & Operational Perspective
- Maintains stable installation torque under continuous train vibration.
- Prevents spontaneous loosening in high-frequency dynamic working conditions.
- Ensures consistent clamping force without repeated on-site adjustment.
- Provides reliable locking for track components in long-distance operation.
- Improves overall stability of the track fastening system.
Gnee Professional supplier
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