·         Knowledge of rules regarding appliance and acceptability criteria of major international standards (ASME, API, ASTM, ISPESL, UNI, BSI, USAS, etc.)

·         Experience in welding and repair with different welding proceedings (MIG, TIG, Submersed Arc, etc.) on different materials (Carbon Steel, carbon-manganese, stainless austenitic, chrome molibdeno) according to API 1104, SAL2, ASME SECTION IX, and customer rules.