Locomotive Parts

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  • Train WheelSUYU can offer diversified train wheels like the casting wheel and forging wheel. After a series of productive progresses, such as vacuum refining for raw material, continuous casting process, heat treatment controlled by computer, tests by advanced inspection equipment, and CNC profiling, we can offer the product with the diameter ranging from 360mm to 1250mm. The wheel is applicable to all types of railway vehicles ...
  • Train Brake SystemThe brake disc can be made of grey casting iron, forging steel or alloy steel. The product falls into categories of the wheel brake disc and the shaft brake disc and has applications on locomotive and coach. We can offer channel steel-type brake beam, composite brake beam and triangular brake beam. Also, we can design and manufacture the product according to the customers’ requirements.
  • Railway CouplingSUYU provides railway coupling system and parts by the standards of YB, AAR, and UIC. The customized coupling system solution is also available. The product has the following types.
  • Train AxleThe axle supports adopting many kinds of steel as raw material, such as, LZ50, JZ45, AAR Grade F, EA1N, EA1T, EA4T, IRS 16/95, and SFA60A. We accept axle orders of small quantity or of demanding complex designs on customized requirements. In addition to the competitive price and good sales service, we also supply quality assurance and timely technical service. Besides, our delivery lead time is short.
  • Coil Spring (Helical Suspension Spring)The yield strength and fatigue limit of the material interact with each other. Generally speaking, higher yield strength comes with higher fatigue strength. So, in order to increase the fatigue strength we should try to increase the yield strength of spring material, or to use the material with good yield strength and fatigue limit. For the same material, the coil spring with fine grain structure has higher yield strength than that with coarse grain structure.
  • Leaf Spring (Steel Parabolic Spring)With the effort of 50 technicians, SUYU develops diversified axles with different sizes and types that have various applications. Meanwhile, owing to our strict quality control system, the product enjoys high quality and a good reputation all over the world.
  • Brake Block Our cast iron brake block enjoys many advantages including hardness, impact strength and so on. It consists of two parts, the cast iron and the steel support. Both the surface and core of the cast iron have the hardness within the range of 197< HB< 255.
    When facing subsequent impacts to the brake block or brake shoe, the steel support must remain intact ...
Other Products
  • Rail Washers Adhering to our quality first policy, SUYU pays great attention to quality control management. We have been granted ISO9001-2008 certificates ...
  • Rail Nylon Insulator We produce E type rail insulator and guide plate for SKL rail fastening and Nabla fastening system. The material we use for rail insulator is PA66 ...