Coach screws, also known as rail screw spikes, are essential components in railway infrastructure that play a crucial role in ensuring the stability and longevity of railway tracks. As a professional rail screw spike manufacturer, we can supply coach screws with various sizes, if you have any need, please contact us!
Specifications of coach screw
| Specification | Range/Options |
|---|---|
| Thread Size | Coarse thread design |
| Length | 65mm (3 inches) to 200mm (8 inches) or more |
| Shank Diameter | 12mm to 24mm |
| Head Type | Hexagonal or Square |
| Material | Q195 and Q235 Carbon Steel or Stainless Steel |
| Coating | Hot-dip galvanizing, Zinc plating, etc. |
| Flange/Square Neck | Available/Customizable |
Rail spikes are used to securely fasten rails to wooden or concrete sleepers, ensuring track stability and safety during train operation. Among various types of rail spikes, the coach screw spike, with its helical design, strong pull-out resistance, and easy installation, is widely used in railway lines, mining tracks, and urban transit systems.
Other types of Railway Screw Spike
Ss Series Sleeper Screw
| the types of Ss Series Sleeper Screw | Product Name | Specification | Material | Surface | Standard | |
| 1 | Fishtail Bolt | M8-M64 | Q235,45#,55#,etc | Zinc,Plain, Black Oil | UIC,AREMA,JIS,GB or according to your requests. | |
| 2 | Screw Spike | Square Head Screw Spike | M16-M22 *145-200 | |||
| Hexagon Head Screw Spike | ||||||
| Other Types | ||||||
| Type | Specification | Weight/kg | Surface | Standard | ||
| 3 | Sleeper Screw | Ss 1/130 | M22*130 | 0.451 | Zinc,Plain, Black Oil | UIC,AREMA,JIS,GB or according to your requests. |
| Ss 1/150 | M22*150 | 0.478 | ||||
| Ss 2/180 | M22*180 | 0.595 | ||||
| Ss 5/150 | M24*150 | 0.545 | ||||
| Ss 6/130 | M26*130 | 0.658 | ||||
| Ss 6/150 | M26*150 | 0.702 | ||||
| Ss 6/170 | M26*170 | 0.385 | ||||
| Ss 7/180 | M24*180 | 0.636 | ||||
| Ss 8/140 | M24*140 | 0.528 | ||||
| Ss 8/150 | M24*150 | 0.548 | ||||
| Ss 8/160 | M24*160 | 0.568 | ||||
| Ss 23/160 | M23*160 | 0.645 | ||||
| Ss 24/165 | M24*165 | 0.59 | ||||
| Ss 25/165 | M25*165 | 0.625 | ||||
Square head screw spike
| Type | Specification | Material | Surface | Standard |
| Square head screw spike | M22*145 | 45# | Natural | UIC |
| 55Q | Zinc | AREMA | ||
| M22*155 | Q235 | Paint | DIN | |
| M22*165 | or | Oil | GB | |
| M22*185 | According to your needs. | According to your needs. | or | |
| M22*195 | According to your drawings or samples. | |||
| Other kinds |
Hexagon screw spike
| Grade | 4.6 | 5 .6 | 8.8 | 10.9 |
| Material | Q235 | 35# | 45# | 40Cr |
| Mechanical | 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 | Cold bending: 90 degree | Cold bending: 90 degree | Cold bending: 90 degree | |
| without crack | without crack | without crack | without crack | |
| Surface | plain (oiled) , Oxide black, Zinc, HDG, wax, bitumen, Dacromet, Sherardizing | |||
Double-head screw spike
| Size: 23×174 |
| Grade: 4.6, 5.6, 8.8, 10.9 |
| Raw Material: 35# |
| Raw material: Q235, 35#, 45# |
| Surface Treatment: Plain (oiled), Bluing, Zinc, HDG, etc |
Related railway products provided by GNEE RAIL include: Ss series sleeper screw spikes (Ss1–Ss36), double head screw spikes, SKL elastic clips (SKL1, SKL3, SKL12, SKL14), E-type rail clips, and rail pads. GNEE RAIL can provide customized material and protection solutions for different environments-such as coastal, cold, or arid regions-to ensure long-term track stability under all conditions.
