The WJ-7 fastening system is an important rail fastening solution with several notable features and applications.
I.The WJ-7 fastening system consists of several key components. It includes W1/X2-Tension Clamp,M24-Nut, Flat Washer, Rail Gauge Insulator, Flat Washer Block, MG7-Rail Gauge Baffle, T1-Bolt, WJ7-B-Insulation Buffer Pad,B1-Anchor Bolt, φ30-Heavy Spring Washer, Rail Height Adjustment Plate, D2-Dowel. Insulators are also an essential part of the system, providing electrical isolation between the rail and the sleeper. Bolts and nuts are used to fasten the various components together, ensuring a stable and reliable connection.
Components of single sleeper
| No. |
Item |
Specification |
Quantity/Pcs |
Note |
| 1 |
Tension Clamp |
W1/X2 |
4 |
|
| 2 |
Nut |
M24 |
4 |
|
| 3 |
Flat Washer |
– |
4 |
|
| 4 |
Rail Gauge Insulator |
WJ-7 |
4 |
|
| 5 |
Flat Washer Block |
WJ-7 |
4 |
|
| 6 |
Rail Gauge Baffle |
MG7 |
4 |
|
| 7 |
T Bolt |
T1 |
4 |
|
| 8 |
Insulation Buffer Pad |
WJ7-B |
2 |
|
| 9 |
Anchor Bolt |
B1 |
4 |
|
| 10 |
Heavy Spring Washer |
φ30 |
4 |
|
| 11 |
Rail Height Adjustment Plate |
– |
– |
|
| 12 |
Embedded Dowel |
D2 |
4 |
|
II. Performance Characteristics
- High Strength
- The WJ-7 fastening system is known for its high strength. It can withstand the heavy loads exerted by passing trains, including the dynamic forces generated during acceleration, braking, and cornering. This strength is crucial for maintaining the integrity of the rail track and ensuring safe train operations.
- Good Elasticity
- The system exhibits good elasticity, which is beneficial in several ways. It helps absorb vibrations and shocks generated by train movement, reducing noise and improving ride comfort. The elastic properties also allow the fastening system to accommodate slight variations in rail dimensions and movements, preventing excessive stress on the components.
- Reliable Performance
- With its well-engineered design and quality materials, the WJ-7 fastening system offers reliable performance. It provides a stable and secure connection between the rail and sleeper, minimizing the risk of rail displacement or loosening. This reliability is essential for ensuring the smooth running of trains and reducing the need for frequent maintenance.
III. Advantages
- Durability
- The WJ-7 fastening system is highly durable. It is designed to withstand the harsh environmental conditions of railway operations, including exposure to weather, temperature changes, and mechanical stress. The materials used in the system are resistant to wear, corrosion, and fatigue, ensuring a long service life.
- Low Maintenance
- Due to its durability and reliable performance, the WJ-7 fastening system requires relatively low maintenance. This reduces the operational costs and downtime associated with track maintenance. Periodic inspections and minor adjustments may be necessary, but major repairs or replacements are infrequent.
- Easy Installation
- The system is designed for easy installation. The components are manufactured to precise specifications, allowing for quick and efficient assembly. Specialized tools and techniques may be used to ensure proper installation, but the process is generally straightforward and can be completed by trained personnel.
IV. Scope of Application
The WJ-7 fastening system is widely used in various railway applications. It is suitable for high-speed railways, where it provides the stability and smoothness required for high-speed train operations. It is also used in conventional railways, ensuring safe and efficient transportation of freight and passengers. Additionally, the system can be applied in urban rail transit systems such as metros and light rails, where space is limited and reliability is essential.
In conclusion, the WJ-7 fastening system is a reliable and efficient rail fastening solution with many advantages. Its high strength, good elasticity, durability, and ease of installation make it a popular choice for railway engineers and operators.
Technical specification for WJ-7 Fastening System：*For specific information, please contact us.
