Liste d'abréviations
IWE = International Welding Engineer
IWT = International Welding Technologist
IWS = International Welding Specialist
IW = International Welder
IWI-C = International Welding Inspection Personnel – Comprehensive level
RWC-B = EWCP-1090-2-B = European Welding Coordination Personnel for the Standard EN 1090-2 Basic level