... Petrol Steel, CNPC, SINOPEC, CNOOC, CNCEC, etc.Automatic small pipe welding station consists of welding manipulator, elbow ... support device. It is able to realize automatic pipe welding completely.Features: 1Automatic root pass, ... RMD-MIG, PULSE-MIG / SAW are optional4PLC control, WPS programmed5Max. Efficiency for each welding head can ... X-ray test. Heavy--duty Automatic Welding Equipment (PLC control)