Common axles can be mainly divided into four types: drive axles, steering axles, steering drive axles and support axles.
Semi-trailer accessories, as the name suggests, refer to various parts used on semi-trailers.
In the field of road transportation in China, a type of vehicle with high transportation efficiency, low transportation cost, and a relatively large number of types and quantities of cargo is widely used, that is, the semi-trailer.
Semi-trailers are a common type of vehicle in long-distance cargo transportation. They have no driving force of their own and need to be connected to the tractor through a towing pin to use the driving force of the tractor to achieve driving.
In the field of heavy-duty transport vehicles, the choice of suspension system has a vital impact on the overall performance, ride comfort and maintenance cost of the vehicle.
With the prevalence of the trend of light quantification in recent years, air suspension has appeared more and more frequently on freight vehicles.