| 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" |
Their unique helical thread design enhances the hold on sleepers, preventing loosening due to vibrations and dynamic forces. This design also reduces the need for frequent maintenance, making them cost-effective for large-scale railway operations. In addition, the screws are treated with zinc or galvanized coatings for enhanced corrosion resistance, extending their lifespan in outdoor environments. These fasteners are not just durable but also easy to install, facilitating efficient track laying and repair work.
Design Features and Applications
The railway sleeper screw stands apart due to its hexagonal or square head, which allows for easy torque application during installation. The threads are specially crafted to ensure a firm grip in wood or pre-drilled concrete holes, preventing any lateral movement of the tracks. These screws are also widely used in high-speed rail networks, metro systems, and freight railroads, ensuring a secure and stable connection between the rail and the sleeper. Whether in humid coastal regions or arid desert conditions, these screws deliver optimal performance without degradation.
The screws are available in a range of sizes to accommodate varying track and sleeper requirements. A commonly sought feature in railway sleeper screws is their compliance with dimensional charts, which helps engineers and buyers ensure precise compatibility. Tables specifying dimensions, load capacities, and material grades are critical resources for railway planners and contractors, facilitating informed purchasing decisions.
Quality Assurance and Standards
Railway sleeper screws from trusted manufacturers like Pankaj International adhere to stringent international quality standards. These screws undergo rigorous hardness testing to meet specific customer requirements, ensuring that they break only under predefined stress limits. Their durability is unmatched, making them a preferred choice for railway authorities across the globe. High-grade finishes like galvanized coatings or black oxide treatments enhance their ability to resist rust and wear, especially in challenging environments.
Table and Drawing Availability
For technical reference, the dimensions of railway sleeper screws are provided in detailed tables, ensuring easy selection of the right product for specific requirements. Additionally, technical drawings illustrate the design features, including head shape, thread pitch, and overall dimensions. These resources simplify project planning and ensure compatibility with existing railway infrastructure. Engineers frequently search for "railway sleeper screw tables" and "railway sleeper screw drawings" to streamline procurement processes, and Pankaj International delivers on these needs with comprehensive documentation.
Why Choose Pankaj International for Railway Sleeper Screws?
As one of the best fastener manufacturers in India, Pankaj International is a trusted supplier for railway sleeper screws, delivering unmatched quality and reliability. Our screws are designed to meet the diverse needs of railway systems, ensuring safety and efficiency at every stage of operation. With an emphasis on quality assurance and adherence to international standards like DIN and Russian specifications, our products are globally recognized for their performance. Whether you’re a railway contractor or a project planner, Pankaj International provides all the technical resources, including drawings, tables, and material certifications, to meet your needs. Contact us via our website or WhatsApp for bulk orders and inquiries. Experience precision engineering with fasteners built to last.