SUYU provides railway coupling system and parts by the standards of YB, AAR, and UIC. The customized coupling system solution is also available.

The 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.

The yield strength and fatigue limit of the material interact with each other. Generally speaking, higher yield strength comes with higher fatigue strength.

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.

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.

SUYU 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 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.