The rail fastening system is an important part of the railroad track structure composed of various rail fasteners (OTM materials). Its main function is to firmly fix the rails on the sleepers or track plates to ensure the stability of the rails.
The SKL clip rail fastening system is a system for fastening railway tracks. The core component of the SKL clip rail fastening system is a clamp called "SKL clip", which is elastic and can clamp the rail to ensure that the rail does not move or deform when the train is running.
The components of the SKL clip rail fastening system include SKL clips, screw spikes, rail insulator, rail washers, plastic dowels, etc.
| Specifications for ONE unit of SKL Clip rail fastening system | ||||
| Item | Quantity | Type | Material | Remark |
| SKL tension clip | 2 | skl1, skl3, skl12, skl14 | 60Si2CrA, 60Si2CrA, 38Si7 | Hardness: 42-47HRC |
| Standard: DIN17221, GB/T1222 | ||||
| Ss35 screw spike | 2 | M24×150mm | Grade 4.6: Q235 | Standard: ISO898-1 |
| Grade 5.6: 35# | UIC864-1 | |||
| Grade 8.8: 45# | NF F500-50 | |||
| Flat washer | 2 | Uls7 | Q235 | Standard: EN10025, EN10139 |
| Plastic dowel | 2 | For different sizes of screw spike | HDPE, Reinforced Nylon 66 (PA66) | For insert into concrete sleeper |
| Guide plate | 2 | UIC54, UIC60, 50kg rail, 60kg rail, | Reinforced Nylon 66 (PA66) | Different designs are available |
| and other sizes as ordered | ||||
| Rail pad | 1 | Size as ordered | EVA, or rubber | |
Features of GNEE RAIL SKL Clip Rail Fastening System
The SKL clip rail fastening system from GNEE RAIL is designed to deliver superior safety, durability, and cost-efficiency for modern railway infrastructure. With advanced engineering and high-quality materials, our SKL fastening system ensures reliable track performance even under the most demanding conditions.
Reliable Rail Fastening:Our SKL clips hold rails securely in position, preventing shifting or loosening during train operations. This reliable fastening guarantees long-term track stability and enhances operational safety.
Elastic Design:The elastic properties of SKL clips allow for natural rail expansion and contraction caused by temperature changes. This flexibility minimizes stress on the track structure and reduces the risk of rail deformation or cracking.
Vibration & Noise Reduction:By absorbing part of the vibration and noise generated by moving trains, SKL clips improve passenger comfort and significantly lower track noise, especially in high-speed and urban railway applications.
High Strength & Durability：Made from premium-grade spring steel, our SKL clips offer exceptional wear resistance and corrosion resistance, ensuring consistent performance and extended service life under heavy loads.
Compliance with International Standards：All SKL fastening systems produced by GNEE RAIL strictly conform to international railway standards, guaranteeing top-quality and compatibility across global railway projects.
At GNEE RAIL, we not only supply SKL clip rail fastening systems but also provide a complete range of railway fasteners, including railroad spikes, screw spikes, rail tie plates, elastic rail clips, and crane rail clamps.
Click here to obtain the detailed product catalog of GNEE RAIL.