Description
Technical Parameters
Reinforced Concrete Railway Sleepers (Concrete Ties)
Reinforced concrete sleepers (also called concrete ties) are critical components in modern railway track systems, replacing traditional wooden sleepers due to their superior durability, stability, and lower maintenance requirements.
Main Types
| Type | Structural Features | Applications | Int'l Equivalents |
|---|---|---|---|
| Type I | Trapezoidal section, 245kg | Conventional rail (≤120km/h) | Russian SH1 |
| Type II | Optimized rail seat, 280kg | Upgraded lines (160km/h) | German B70 |
| Type III | Shoulderless design, 340kg | High-speed rail (350km/h) | French Vagneux U3 |
| Turnout | Asymmetric, L=2.6-4.8m | Switch areas | Japanese SW-type |
Key Features
- Material: High-strength concrete (C50 or higher) with pre-stressed steel reinforcement for compression and bending resistance.
- Lifespan: 30–50 years, significantly longer than wooden sleepers (15–20 years).
- Stability: Heavyweight (approx. 250–300 kg per sleeper) reduces track displacement and improves geometric retention.
- Eco-Friendly: Reduces timber consumption, supporting sustainable infrastructure.
Advantages
- High Load Capacity: Suitable for heavy-haul (freight) and high-speed rail (350+ km/h).
- Low Maintenance: Resistant to rot, insects, and weathering.
- Track Gauge Stability: High rigidity minimizes alignment deviations.
- Cost-Effective: Lower lifecycle costs than timber sleepers.
Gnee-Professional Supplier
Hot Tags: railway concrete sleepers, China railway concrete sleepers manufacturers, suppliers, factory, railway sleeper manufacturer, Railroad Ties, railroad tie, railway sleeper width, railway sleeper for railway powerfully replaceable, railway sleeper for railway freight forwarding
