Suzhou Zhongyue Railway Material Co.,Ltd.
Suzhou Zhongyue Railway Material Co.,Ltd. Where there is a railway, there we are!
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UIC Standard Black Railway Groud Screw Spike For Fastening Rails
1. Introduce:
A rail screw spike, also called sleeper screw, rail screw or lag bolt, is a medium or large metal screw used to fasten a rail base plate or rail. Such spikes are always fastened into holes bored into the tie sleeper, sometimes together with imbedded plastic dowels, popularly used for rails with wooden sleepers, especially in America and Canada.
2. Technical specification for reference:
| Tensile Strength | Yield Strength | Elongation | Reduction of area | Hardness | Bend test | Workmanship |
| 120,000 psi min. | 92,000 psi min. | 14% min. | 35% min. | HRc 22 min.-HRc 32 max. | Full size carbon steel screw spikes shall stand being bent cold 45° around a pin 3 times the spike's diameter without cracking on the outside of the bent portion | Screw spikes shall be free from burrs, seams, laps, loose scale, irregular surfaces, and any defects affecting their serviceability |
3. Dimension and weight:
| Type | Dimension (mm) | Weight (Kg) |
| Ss5-150 | M24×150 | 0.545 |
| Ss8-140 | M24×140 | 0.528 |
| Ss8-150 | M24×150 | 0.548 |
| Ss8-160 | M24×160 | 0.568 |
| Ss23-160 | M24×160 | 0.645 |
| Ss25-165 | M24×165 | 0.625 |
| Ss35-161 | M24×160 | 0.657 |
4. Our product range:
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