Foshan Dragon Edge Outdoor Equipment Co., Ltd , https://www.dragon-edge.com
About Tedrail
Tedrail is a professional manufacturer of railway products based in Jiangsu, China. We specialize in supplying a wide range of components including bogie parts, wagon parts, coach parts, and locomotive parts, all tailored to meet customer requirements. With expertise in design, manufacturing, and quality inspection, we ensure reliable products and comprehensive solutions for the railway industry.
Supported Axle Standards and Materials
Tedrail supports and complies with a wide range of axle standards and steel grades, including but not limited to:
- **TB/T 2945-1999**: LZ50 (N, T)
- **AAR M-101-2011**: AAR Grade F, G, H (N, Q, T)
- **EN 13261-2009**: EA1N, EA1T, EA4T (N, Q, T)
- **UIC 811-1-1987**: A1, A2, A3, A4, A5 (U, N, T)
- **Less Common Standards**: JIS E 4502, GMRT 2466, IRS 16/95, CME-1
Custom specifications can also be accommodated upon request.
Chemical Composition of Common Steel Grades
- **LZ50**: C: 0.47–0.57%, Mn: 0.60–0.90%, Si: 0.17–0.40%, P: ≤0.03%, S: ≤0.03%
- **AAR Grade F**: C: 0.45–0.59%, Mn: 0.75–1.00%, Si: ≥0.15%, P: ≤0.045%, S: ≤0.05%
- **EA1N**: C: ≤0.40%, Mn: ≤1.20%, Si: ≤0.50%, P: ≤0.02%, S: ≤0.02%
**Heat Treatment Methods:**
- N: Normalizing
- T: Tempering
- Q: Quenching
- U: Untreated
Manufacturing Process
The production process includes ingot or bloom reduction, heat treatment, tensile and ultrasonic testing, machining, and coating. Tedrail maintains strict control throughout the process to ensure high-quality axles that meet international standards.
Quality Assurance
We guarantee product quality through:
- Experienced engineering teams
- Advanced workshop management
- Comprehensive testing (chemical analysis, tensile tests, ultrasonic, magnetic, etc.)
- Final inspection by our QA team
Why Choose Tedrail?
Jiangsu Tedrail Industrial Co., Ltd. is a high-tech enterprise integrating the design and manufacturing of railway passenger cars, metro vehicles, freight systems, and rail fittings. Our products are exported to countries such as the USA, South Africa, Brazil, and more. We offer a full range of components including bogies, couplers, gangways, seats, electrical cabinets, and more. With a dedicated team and commitment to excellence, we provide fast and high-quality services to customers worldwide.
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