Screw Spike is a critical fastener in railway track systems used to secure rails to large wooden or concrete sleepers, ensuring stability and safety under heavy loads and high-speed operations.
GNEE RAIL produces and sells various rail screw spikes for wooden or concrete sleepers. Product specifications include Ss1, Ss2, Ss5, Ss6, Ss7, Ss8, Ss16, Ss17, Ss23, Ss24, Ss25, Ss27, Ss28, Ss35, Ss36, Ss76, as well as 3V screw spikes V20, V23, V26 and various trapezoidal bolts, etc. The grades of screw spikes are 4.6, 4.8, 5.6, 5.8, 6.8, 8.8, 10.9, and 12.9.
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 |
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 |
| Grade | 4.6 | 5.6 | 8.8 | 10.9 |
| Material | Q235 | 35# | 45# | 40Cr |
| Mechanical properties | Tensile strength: ≥400Mpa | Tensile strength:≥500Mpa | Tensile strength:≥800Mpa | Tensile strength:≥1000Mpa |
| Yield strength:≥240Mpa | Yield strength:≥300Mpa | Yield strength:≥640Mpa | Yield strength:≥900Mpa | |
| Elongation:≥22% | Elongation:≥20% | Elongation:≥12% | Elongation:≥9% | |
| Cold bending: 90 degree without crack | Cold bending: 90 degree without crack | Cold bending: 90 degree without crack | Cold bending: 90 degree without crack | |
| Surface | plain (oiled), Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing | |||
If you have special requirements for dimensions or higher strength materials, please contact us for special custom production.
GNEE RAIL can supply various standards of railway screw spikes manufactured with international standards, such as BS, ATM, DIN and so on. GNEE has extensive experience in the rail industry and a high level of expertise in this specialized field. Any quantity is viable, big or small. And we can offer a range of finishes including hot dipped galvanized, black, sherardized or self color for the budget conscious.
