The Type E railway fastener system is a fastener system widely used in rail transit, featuring a simple structure, convenient installation, and strong stability. It is extensively applied in continuous welded rail (CWR) lines and heavy-haul railways. The system mainly consists of elastic clips, gauge blocks, base plates, bolts, and ballast screws, which can effectively maintain reliable connections between rails and sleepers, ensuring the safety and stability of train operations.
In terms of technical indicators, the Type E fastener boasts excellent elasticity and seismic performance. Its elastic clips are made of spring steel with superior elasticity and high fatigue life, typically capable of withstanding 200-300 million fatigue loading cycles without fracture. The system is designed to meet specified clamping force requirements, with the clamping force of a single fastener usually ranging from 9 to 12 kN, ensuring the rails are securely fastened without loosening.
In terms of performance indicators, the Type E fastener exhibits excellent insulation performance, meeting the requirements for track electrical isolation. It also has strong corrosion resistance, making it suitable for various climatic environments, including coastal areas with high humidity and high salt spray. Additionally, the system can maintain good clamping force and geometric stability after long-term service, with low maintenance costs and a service life of over 20 years.
Overall, relying on its superior structural design and performance indicators, the Type E railway fastener system has become a standard fastener system commonly used on China's main railway lines, playing a significant role in enhancing line safety and operational efficiency.
GNEE RAIL is deeply involved in the field of railway fastener manufacturing, specializing in the production of various types of rail fastener systems and supporting components. The factory has a modern production line and a strict quality control system, and its products have passed a number of international certifications. With mature process technology and rich project experience, we can provide customers with fastener products that meet the standards of various countries and provide comprehensive technical support services. Our products are widely used in domestic and foreign railway construction projects, and have won the trust of customers with stable quality. We are committed to providing safe and reliable connection solutions for global railway projects through continuous improvement and innovation.