Gnee Steel (Tianjin) Co., Ltd. is one of the most reliable manufacturers and suppliers of w3 clip for railroad construction in China, also supports customized service with low price. Please feel free to buy cheap w3 clip for railroad construction made in China here from our factory.
Product Introduction
The SKL railway fastener system is a multifunctional railway track connection solution consisting of a series of components that work together. Its main purpose is to ensure that the rails and sleepers are tightly combined and the loads generated by the train operation are evenly transferred to the sleepers and the lower foundation. In actual use, the system has shown excellent anti-creep ability and can effectively avoid track deformation caused by rail creep.
The W3 fastener system fastens the hooks at both ends of the spring clip onto the bottom of the rail, and uses the buckling pressure generated by the elastic deformation of the spring clip to firmly fix the rail to the sleeper or pad, preventing the rail from moving vertically and horizontally relative to the sleeper, ensuring that the track gauge remains normal, thereby ensuring the safety of rail vehicles.

Product Specifications
| 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 | |
| Other Types | |
| Same series | SKL1 |
| SKL2 | |
| SKL3 | |
| SKL12 | |
| SKL14 | |
| General series | E type |
| Nabla type | |
| KP / KPO type | |
| Special series | PR type |
| Deenik type | |
| Russian type | |
| Fats clip | |
|
Gauge lock clip |
|
Product Application
Application scenarios
▇ Conventional railway: It is widely used in conventional railway tracks, and can meet the buckling pressure and elasticity requirements of rail fasteners during ordinary train operation, ensure the smoothness and stability of the track, and ensure the safe operation of the train.
▇ Urban rail transit: In urban rail transit systems, such as subways and light rails, W3 spring clips are also widely used. It can effectively reduce the vibration and noise generated by train operation, improve passenger comfort, and ensure the reliability of the track structure under frequent train loads.

As a professional international trader of railway fasteners, GNEE RAIL provides a full range of connection product services for global rail transit projects. The company has a complete product line, covering various types of railway-specific fasteners such as spring clip fastener systems, sleeper bolts, and insulated gauge blocks. All cooperative factories have passed the IRIS international railway industry standard certification, and the production process is mature and stable.
We have established a professional product inspection center equipped with advanced testing equipment to conduct strict factory inspection on each batch of products. The company's foreign trade team is composed of senior business personnel and technical engineers, who can provide customers with professional product selection advice and technical support. In terms of logistics and distribution, we have established long-term cooperation with many internationally renowned logistics companies to ensure that products are delivered to customers' designated locations on time and safely.







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