Complete Solutions in Boiler, Steel Structures, Pipe Racks, pipes and Industrial Assembly with qualified welders, rated for tubular wire, submerged arc, coated electrodes, MIG / MAG, TIG and Plasma, including routine N2 Welding Inspections, certificates of analysis of raw materials and consumables, preparation of IEIS, manufacturing plans, EPS, RQP, RQS and service Petrobras external inspection.