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The main structure of this newly developed 10 kg rotary welding table is composed of a workbench, a flip mechanism, a control box, a reduction motor, a foot switch, a power cord and other parts. It has a precise structure, is easy to operate and flexible to use, and is especially suitable for welding flanges, steel pipes, rings, circles and other parts weighing less than 10 kg. It can be equipped with a thin chuck, a pneumatic tailstock, and a welding gun adjustment mechanism according to the different needs of customers to achieve the ideal automatic welding state of the circumferential seam.