Can different types of rail elastic clips be used in railway engineering?

Yes, different types of rail elastic clips are used in railway engineering to suit various track requirements, such as different sleeper materials (wood, concrete, steel), climates, and track conditions. Examples of these diverse clips include the E-clip, PR clip, SKL clip, Nabla clip, and Deenik clip, each with its own specifications like toe load, deflection, and compatibility with specific baseplates.

Common types of rail elastic clips

• E-clip: A versatile clip used with different baseplates and for various applications, such as in Pandrol systems.

• PR clip: A series of clips used in different applications, with different models such as PR401A having specific uses and limitations on which baseplates and insulators they can be paired with.

• SKL clip: Also known as the Russian spring clip, this is a common type of elastic clip used in various railway systems.

• Nabla clip: A common elastic clip that is part of the Nabla rail clip system.

• Deenik clip: Often used in South America, especially on concrete sleepers, for its ability to maintain track gauge in high temperatures.

• J-Clip: Used specifically at glued joints, fish plates, or joggled fish plated locations.

• Anti-Theft ERC: A variation of the Elastic Rail Clip (ERC) designed to prevent theft.

Why different clips are needed

• Different track conditions: Some clips are designed for specific conditions, such as high-stress areas or those prone to insulator crushing or creep.

• Varying sleeper materials: Clips can be fixed on different types of sleepers, including wooden, steel, cast iron, and concrete, which requires specific clip and baseplate combinations.

• Climatic variations: Different clips are designed to handle varying temperature changes, which cause longitudinal forces in the rail. The Deenik clip, for example, is known for maintaining track gauge at high temperatures.

• Specific performance needs: Engineers can choose clips with different toe load and toe deflection values to match the specific requirements of the track.

• Corrosion protection: Some clips can be specified with corrosion protection based on the environmental conditions of the railway line.

GNEE RAIL offer an extensive range of rail clips with optimum quality, these rail clips are designed with high precision and made up of premium grade spring steel. GNEE has been the largest and most competitive production base of rail clip in China after more than 18 years' rail clip producing experience, and have qualification to tender nationally large and medium scaled rail projects. What's more, our rail clip can be customized according to clients' requirements.

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