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1. The Axle Box: an important part of the Locomotive Drive System 1.1 In a locomotive’s drive system, the axle box is a very important part. It is a heavy casting, big…

In today’s globalized world, railway networks serve as the veins of the world, connecting the economies and civilizations of all continents. Sin embargo, behind this steel network lies a set of precise and…
When a high-speed train travels at over 300 kilómetros por hora, its core power transmission component—the gearbox housing—endures enormous loads and impacts. It needs a steel-like frame (“Iron Bone”) to bear the weight and…

Cuando el Zhou Oriental “Pan Chi” Bronze Ding se encuentra en el Museo de Luoyang, su pátina esconde un antiguo invento chino: fundición en molde seccional. Hace tres mil años, artisans used clay molds for…

Cuando los clientes nos envían dibujos de fundiciones ferroviarias, componentes de maquinaria, o piezas estructurales de acero, Una de las preguntas que recibimos frecuentemente es: ¿Deberíamos usar Q235A?, Q235B, Q235C, o Q235D?” At first…

Across fields, valles, túneles, and viaducts, high-speed trains fly past. Inside these trains, gears play a vital role. These gears need a home, a place to reside – this is the gearbox…

1. What is Ductile Iron? 1.1 Ordinary cast iron is like a piece of biscuit – hard but full of empty structures inside, so that it is very easily crackedd. It’s easy…

In the world of railways, steel is the silent backbone. Choosing which type of steel is not a simple matter of theoretical discussion; it directly affects the operational safety, maintenance costs, and…

I. Precise Installation Of Railway Fish Plates 1.1. Pre-construction Preparation: Check “Workpiece”: Carefully verify the model of the fish plate, and inspect for any scratches, dents, or rust. Thoroughly clean the steel…

I. Fault One: Switch Jamming 1.1 Fault Phenomenon: When the operator issues a conversion command in the control room, the switch moves slowly and with difficulty, or even gets completely stuck, and…

You look at the endless railway tracks. A train speeds past. Do you know that an important part is guarding the train’s safety? This part is the railway flange. 1. How the Railway Flange Works:…

In the vast network of railway systems, the junction of two steel rails is not merely a simple “articulación” but a strategic location that concerns the safety, estabilidad, and efficiency of the…