Rail clip fasteners, as the core component of railway track fastening systems, have become the mainstream choice in modern railways due to their characteristics of "elastic adaptation + stable reliability + scenario flexibility".
The benefits of elastic rail clip
First, they offer outstanding elastic fastening capability. Through specific structural design, rail clips continuously provide stable clamping force to the rails. This not only avoids rail deformation caused by rigid fixation but also buffers high-frequency vibrations and impact loads generated during train operation, reducing rigid damage to rails and sleepers while extending the service life of track components.
Second, they demonstrate strong stability and safety. High-quality rail clips are made of high-strength alloy materials and, after heat treatment, possess excellent fatigue resistance. They are less prone to fracture or elastic attenuation during long-term use, consistently maintaining track gauge accuracy and preventing rail displacement. This ensures operational safety for high-speed and heavy-haul train operations, making them suitable for demanding scenarios such as high-speed railways and freight dedicated lines.
Railway elastic clip specifications
| Name | Rail clip | |||
| Material | 60Si2MnA | 60Si2CrA | 55Si2Mn | 38Si7 |
| Chemical composition(%) | C:0.56-0.64, Mn:0.60-0.90, Si:1.60-2.00, Cr:≤0.35, P:≤0.03, S:≤0.03 | C:0.56-0.64, Mn:0.40-0.70, Si:1.40-1.80,Cr:0.70-1.00 P:≤0.03, S:≤0.03 | C:0.52-0.60, Mn:0.60-0.90, Si:1.50-2.00,Cr:≤0.35 P:≤0.03, S:≤0.03 | C:0.35-0.42, Mn:0.50-0.80, Si:1.50-1.80, P:≤0.03, S:≤0.03 |
| Hardness | For e clip: 44-48HRC | |||
| For skl clip: 42-47HRC | ||||
| Fatigue life | for Dia.18 is 3 millions cycles without breaking | |||
| for Dia.20 is 5 millions cycles without breaking | ||||
| Surface | plain (oiled), Oxide black, color painting, HDG, Zinc Plating... | |||
| Standard refers | DIN17221, BS970, GB/T1222 | |||
Main Rail Clip Products from GNEE RAIL
| E-type Clips | |||
| Model | Diameter | Material | Hardness |
| E1809 | ø20 | 60Si2MnA | 44-48 |
| E1813 | ø18 | 60Si2MnA | 44-48 |
| E2001 | ø20 | 60Si2MnA | 44-48 |
| E2039 | ø20 | 60Si2MnA | 60Si2MnA |
| E2055 | ø20 | 60Si2MnA | 60Si2MnA |
| SKL Tension clips | |||
| Model | Diameter | Material | Hardness |
| SKL1 | ø13 | 60Si3CrA | 42-47 |
| SKL3 | ø13 | 60Si3CrA | 42-47 |
| SKL12 | ø13 | 38Si7 | 42-47 |
| SKL14 | ø14 | 60Si2MnA | 42-47 |
| Other Rail Clips | |||||
| Model | Russia rail clip | Deenik clip | Anti-vandal clip | Fast clip GL1419 | GL1419 |
| Diameter | ø18 | ø25 | ø18 | ø15 | ø14 |
Click here to obtain the detailed product catalog of GNEE RAIL.
