1.Tube-tube sheet automatic tig welding machine 2.20 year experience 3.High quality assurance ... 4,Operates simple KHB12-80 Orbit tube/tube plate welding machineApplicationApplicable industriesPetrochemical, boiler, shipbuilding, atomic energy, aerospace, refrigeration ... simple, friendly man-machine interface, can be stored up to 99 welding standard, each group of welding standard can be ...