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System W 21 HS

Rail fastening system
System W 21 HS
with tension clamp Skl 21
Highly elastic rail fastening system on concrete ties for high speed traffic.

Features
  • Skl 21 tension clamp with 2.5 mm fatigue strength
  • Use of highly elastic rail pads with > 30 kN/mm stiffness also allow high vertical rail deflection
  • Rail tilting protection by middle bend of the tension clamp and special angled guide plate design
  • The highly elastic rail pad is protected from over stress by the tilting protection of the angled guide plates

Further information