The pipeline prefabrication & welding production line is an integrated pipe section pretreatment, straight pipe conveying, cutting stock, bevel processing, pipe sections coupling, automatic welding, pipe section post-processing and other multi-functional functions. The production line combines advanced mechanical, control, hydraulic, transmission, cutting and welding technologies in the domestic and overseas markets. By supporting advanced CNC automation equipment and high-efficiency automatic welding machines, it strengthens the pipeline prefabrication in the factory, effectively improves welding quality and production efficiency.