Fully automatic welding system is used to weld tube to tube, tube to elbow, tube to flange and tube to tube sheet joints. The automatic welding system has easy-to-use software interface, making it very simple to use. The automatic welding system comes with good database for precise welding every time. Fully automatic welding system has a built-in printer to print tde set parameters and it has the provision to store the real time data on a memory card.