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1. Disassemble the hub, clean the bearings, journals and hub cavity, clean and wash the old grease, and then dry the cavity with a clean rag;2. Examine the hub, bearings, bearing rings, etc., if there are cracks, loose, loose rollers and other problems, timely replacement;3. Examine the clearance

Now many semi-trailers are beginning to use air suspension, so what are the advantages of air suspension? As follows: What Are The Advantages Of Air Suspension ? 1. Light weight: One of the biggest advantages of air suspension is the light weight, compared with the traditional steel spring

1. The towing height, towing pin size, front turning radius, clearance radius, etc. of the semi trailer must match the towing vehicle, and inspection should be conducted before connection. 2. Carefully inspect the working surface of the tractor saddle and the traction pins and sliding plates of the

The dump semi-trailer is applicable to the transportation of bulk and bulk goods such as coal, ore and construction materials. 1. The carriage adopts the way of side tipping and back tipping, which can effectively transport bulk and scattered goods by the loader.2. The frame and longitudinal beam

1. It is specially used for the transportation of various containers. It can be used repeatedly for a long time and has sufficient strength.2. The goods transferred by containers can be loaded directly at the warehouse of the consignor and unloaded at the warehouse of the consignee. When the

Vehicles are prone to rust when transported by sea. Seawater is very corrosive and even without direct contact with seawater, air containing seawater components can very easily lead to corrosion of ordinary carbon steel. The main cause of rust in marine equipment is electrochemical corrosion,

Why do semi trailers need to be painted ? First of all, the structural parts of the trailer are steel, belong to the outdoor supplies, need to withstand the wind and sun, gravel impact, cargo wear paint and other all the time test. Therefore, the primary role of painting is to protect the semi-

1. It is specially used for transportation of various containers. It can be used repeatedly for a long time and has sufficient strength.2. When using containers to transfer goods, the goods can be loaded directly in the shipper's warehouse and unloaded in the consignee's warehouse. When changing

The low plate semi-trailer is also widely used to carry goods, and is suitable for the transportation of various kinds of mechanical equipment, large objects, highway construction equipment, large tanks, power station equipment and various steels.Low plate1. The series low plate semi-trailer has

1. Cleaner Unloading:There are no dead corners at the corners of the U-shaped cargo box, it is not easy to stick to the box when unloading, and the unloading is cleaner.  2. Light Weight:The common dump semi trailer cargo box is increased by thickening the steel, and the U shaped bucket is