Technische Regel
[AKTUELL]
2023
ASME BPVC Section 9:2023; ASME BPVC.IX:2023
ASME Boiler and Pressure Vessel Code - Section IX: Welding, Brazing, and Fusing Qualifications - Qualification Standard for Welding, Brazing, and Fusing Procedures; Welders; Brazers; and Welding, Brazing, and Fusing Operators