| Dia. | Pitch | a | b | c | d | e | f | g | h |
| 19X140 | 10 | 19.00 | 43.90 | 10.70 | 19.00 | 12.00 | 117.50 | 144.50 | 25.70 |
| 21X188 | 12 | 25.00 | 45.00 | 7.95 | 21.00 | 21.00 | 124.00 | 152.00 | 36.00 |
| 22X155 | 12 | 21.50 | 46.00 | 9.00 | 22.00 | 22.00 | 131.00 | 160.00 | 30.20 |
| 24X151 | 12.5 | 16.00 | 37.00 | 13.00 | 24.00 | 23.50 | 129.00 | 151.00 | 38.00 |
| 24X152 | 12.5 | 26.00 | 32.00 | 7.00 | 24.00 | 24.00 | 115.00 | 152.00 | 35.00 |
| 24X152 | 12.5 | 26.00 | 32.00 | 7.00 | 24.00 | 24.00 | 113.00 | 163.00 | 35.00 |
| 24X160 | 12.5 | 16.00 | 32.00 | 14.00 | 24.00 | 24.00 | 118.00 | 160.00 | 38.00 |
| 24X161 | 12.5 | 26.14 | 50.00 | 6.00 | 24.70 | 24.50 | 110.00 | 156 | 34. |
| 24X165 | 8.45 | 19.05 | 38.00 | 9.34 | 23.82 | 23.80 | 114.30 | 165.00 | 31.75 |
| 24X165 | 12.5 | 26.00 | 32.00 | 7.00 | 24.00 | 24.00 | 115.00 | 182.00 | 35.00 |
| Tensile Strength | Size Range | As per RDSO Drawing |
| Property Class | Diameter | Length |
| PSI | N/mm2 | Grade | Metric | Inch | Metric | Inch | T-1443-1445, RT-3911-3915, T10673-10680, T-4153 |
| 60000 to 174000 | 400 to 1200 | 4.6 to12.9 | M19 to M25 | 0.8" to1" | 140 mm to 200 mm | 5.5" to 7.9" |
Railway Sleeper Screw: Critical Features and Uses
Railway sleeper screws are vital components used to secure railway sleepers to the track base, ensuring the stability and alignment of rail systems. These screws are designed to withstand significant loads and vibrations from passing trains, making them essential for maintaining the safety and performance of railway infrastructure. At Pankaj International, we produce high-quality railway sleeper screws that meet stringent industry standards, providing durability and reliability for critical rail applications.
The design of railway sleeper screws includes a robust threaded shaft that allows them to be securely fastened into wooden or concrete sleepers. Their specially designed threads offer strong grip and resistance to loosening under the dynamic forces of train movement. The screws are typically made from high-strength materials such as alloy steel, which ensures they can handle the considerable stresses and environmental conditions encountered in rail systems. This design helps maintain proper track alignment and prevents displacement, ensuring smooth and safe rail operations.
Durability is a key feature of railway sleeper screws, as they must endure exposure to moisture, temperature fluctuations, and other environmental factors. At Pankaj International, our sleeper screws are manufactured with high-quality materials and coated with protective finishes such as hot-dip galvanization or zinc plating. These coatings enhance corrosion resistance, extending the service life of the screws and reducing maintenance needs. This ensures that the screws remain effective in various weather conditions and contribute to the long-term stability of railway tracks.
In conclusion, railway sleeper screws play a crucial role in the stability and safety of rail systems by securely fastening sleepers to the track base. Their strong design and durability make them ideal for handling the significant forces and environmental conditions of railway infrastructure. At Pankaj International, we are committed to producing railway sleeper screws that meet the highest standards of quality and performance. For reliable and long-lasting fastening solutions, contact us today to explore our range of fasteners and discover how we can support your railway maintenance and construction needs