2023KS B ISO 13919-1-2023 Electron and laser-beam welded joints — Requirements and recommendations on quality levels for imperfections — Part 1: Steel, nickel, titanium and their alloys
2018KS B ISO 13919-1:2018 Welding — Electron and laser-beam welded joints — Guidance on quality levels for imperfections — Part 1: Steel
2003KS B ISO 13919-1:2003 Welding-Electron and laser-beam welded joints-Guidance on quality levels for imperfections-Part 1:Steel