ISO 5817
Welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections
Schweißen - Schmelzschweißverbindungen an Stahl, Nickel, Titan und deren Legierungen (ohne Strahlschweißen) - Bewertungsgruppen von Unregelmäßigkeiten
Responsible national committee
NA 092-00-04 AA - Quality assurance of welding (DVS AG Q 2)
Responsible international committee
ISO/TC 44/SC 10 - Quality management in the field of welding