Railway Fastening SKL Clip

Railway Fastening 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

Rail sKL Clip Fastening System

SKL Clips For Railway

The SKL Clip is a German-origin fastening system component known for its wedge-shaped design that provides consistent clamping force through spring action. It is particularly suited for ballasted and ballastless tracks in high-speed and heavy-haul applications, offering excellent resistance to rail creep and longitudinal movement.

Technical Specifications:

Parameter Specification
Model Series SKL1, SKL3, SKL12, SKL15
Material Grade 60Si2MnA / 55Cr3 (DIN 17221)
Surface Treatment Zinc flake coating (Geomet) / Hot-dip galvanized
Clamping Force Range 8.5–13.5 kN
Deflection at Installation 10–13 mm
Fatigue Test Cycles > 3 million cycles @ 9 kN
Rail Compatibility UIC 54, 60E1, 60E2 (other profiles on request)
Sleeper Compatibility Concrete monoblock, twin-block, steel sleepers
Standard Reference DB Standard 918 235 / VDEI guidelines
Minimum Order Quantity 5,000 pieces
Delivery Time Standard: 30 days, Custom: 45 days
Railway Fastening System SKL Clip
Core Features:
  • Self-locking wedge mechanism maintains constant toe load
  • Reduced stress concentration prolongs service life
  • Compatible with various rail pads and insulators
  • Easy visual inspection and maintenance
  • Proven performance in extreme temperature conditions

Quality Assurance:

  • 100% dimensional inspection
  • • Batch-wise hardness testing (HRC 41–47)
  • • Salt spray test certification per ISO 9227
  • • Full traceability with heat number documentation
Steel Alloy Rails SKL Clips
Gnee Professional supplier

 

 

 

 

 

 

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shanghai
Shenzhen Mandarin Oriental H
  • shanghai
    Shenzhen Mandarin Orient

 

 

 

 

 

 

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