... PIPING ALL POSITION AUTOMATIC WELDING MACHINE 1,MTCPP Type piping All Position Automatic Welding Machine is specialism ... automatic welding. 2,This welding machine is suitable for the large and intermediate Dia of pipe of circular seam welding’ shoting welding,filling welding and cap welding ... , in the piping all position automatic welding process, the welding parameters can preset, also distinguish ...