... , OFFSHORE &SHIPBUILDING, POWER PLANT.Reference: CCC, L&T, PEC, Rotary Engineering, Petrol Steel, CNPC, SINOPEC, CNOOC, CNCEC, etc.Automatic small pipe ... welding heads3Cold TIG / RMD-MIG, PULSE-MIG / SAW are optional4PLC control, WPS programmed5Max. Efficiency for each welding head can be 400D ... first X-ray test. Heavy--duty Automatic Welding Equipment (PLC control)