Rail screw spikes (also called sleeper screws or square head rail bolts) are medium or large metal screws used to fasten rail tie plates and rail track on the wooden or concrete sleepers. It is an important part of the railway fastening system.
List of Rail Screw Spikes.Please click to get detailed product information.
Ps:Accept customized. Rail Screw Spikes pecifications could be customized as clients' requests.
Detailed Product Information
Classification of rail screw spikes
According to specific requirements such as length, diameter, drive head and thread profile, rail screw spikes can usually be divided into four categories. 1. Ss series sleeper screws 2. Square head rail screws 3. Hexagon rail screws 4. Double head rail screws.
The commonly used screw spikes are as follows: 1. SS25, SS35, SS36 Sleeper screw 2. AS screw spike 3. 24×185mm alloy steel screw spike 4. Tr thread screw 5. Timber screw 6. Chex screw spike,etc
The background of rail screw spikes
Rail screw spikes are mainly used to maintain stable orbital movement, maintain the connection between the rail and the sleeper and uniform force.
Rail screw spikes used in wooden sleepers are generally installed directly in the holes of wooden sleepers. This design is generally used in the United States and Canada. Cement sleepers and iron sleepers are usually fixed together with railway dowels embedded in the sleepers. This design is usually used in China and the Middle East.