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When a high-speed train at a speed of 350 kilometers per hour races across the land, its core power units – the traction motors and gearboxes – are undergoing extreme and rigorous…

In the field of industrial materials, the term “чугун” is often labeled as “low-end” и “bulky”, and is even mistakenly believed to be only suitable for low-load components. Однако, in the…

On the vast land or the rough sea, rows of wind power equipment stand like giants, converting natural wind energy into clean electricity. Every elegant rotation of these “green giants” is inseparable…

In the field of global railway equipment manufacturing, the standards set by the American Association of Railroads (ААР) are regarded as the industry’s “gold standard”. Among them, AAR M-210, as the core…

Направляющая буксовой коробки: Imagine a 10,000-ton heavy-haul train speeding through a curve at 80 километры в час. Between the wheels and the rails, a fierce battle of huge centrifugal forces and complex…

In many fields, such as machinery manufacturing and railway engineering, cast iron parts are widely used due to their good casting performance, shock absorption and wear resistance. Different countries and regions have…

Overview In vast grasslands and the blue sea border, the past white giant is a rotational blade with an elegant attitude; the modern version of the “windmill” is quietly changing the human…

Railway freight cars, as the core carriers of the railway freight system, have their reliability and efficiency directly related to the smooth operation of the logistics artery. To understand how these colossal…

On the big stage of railway transportation, ensuring the safe and efficient operation of trains has always been the core task. The wave of science and technology is rolling forward, constantly promoting…

During the cold winter season, the railway lines covered with ice and snow used to be the greatest nightmare for transportation safety. Switches would freeze, and the contact network would be covered…

In the field of railway transportation, the axle box, as a key component of the bogie, bears important responsibilities such as supporting the weight of the vehicle body, transmitting the wheel-rail force,…

High-speed rail “foot joint”: the key position of the axle box Behind the high-speed rail, there is a seemingly inconspicuous but crucial component – the axle box, which is like the “foot…