Rail Fastening Rails SKL Clip

Rail Fastening Rails SKL Clip

Railway Clip is used to fasten the rails to the underlying base plate together with the concrete sleeper. A variety of different types of heavy-duty clips are used to fasten the rails to the underlying baseplate or Sleeper, one common being the E Clip, which is shaped like a stubby paperclip. Another one is the SKL Tension Clamp, which is also the most widely used type all over the world. Others like KPO Clamp and Nabla Clip, also used in different situations.
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Description
Technical Parameters

Railway SKL Clip - Technical Data Sheet (English Version)

Item Description / Specification
Product Name SKL Railway Clip (Spring Clip)
Standard / System German Federal Railway (DB) Standard System
Type SKL 1, SKL 3, SKL 12, SKL 15, SKL Tension Clip (Specific type varies by application)
Primary Function To clamp the railway rail to the baseplate, ensuring gauge stability and transmitting rail forces to the track structure.
Material High-quality spring steel, typically 60Si2CrA, 60Si2MnA, or equivalent according to EN 10089.
Surface Treatment Phosphating or Electro-galvanizing for superior corrosion protection.
Heat Treatment Quenched and Tempered to achieve required mechanical properties and fatigue life.

Rail Fastening Rails SKL Clip

Clamping Force Comparison Table for Common SKL Types

SKL Clip Type Toe Load (kN) Installing Force (kN) Applicable Rail Section Notes
SKL 1 ~ 9.0 ~ 22.0 54 E1, 60 E1 Standard type
SKL 3 ~ 10.5 ~ 24.0 54 E1, 60 E1 Higher clamping force
SKL 12 ~ 9.5 ~ 22.5 60 E1  
SKL 15 ~ 9.0 ~ 22.0 60 E1  
SKL Tension Clip Specified by Design Specified by Design Various For special tensioning applications

 

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Rail Fastening Rails SKL ClipRail Fastening Rails SKL Clip

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