Customers are doing water conservancy projects. We need to design a set of equipment for him to achieve pipes. Prices are welded. The workpiece material is stainless steel. The diameter of the workpiece is 18-350mm. The weight is 300kg. This device uses a variable position to drive the carrier to rotate. The welding torch is fixed at the same time. The Tig welding method is used at the same time; it has multi -layer and multi -welding function. The entire device consists of cross, variable machine, welding machine head, TIG welding system, electrical control system, welding swinger mechanism, and arc length tracking system. After use, accuracy and efficiency are double improved!