Welding consumables - Wire electrodes and deposits for gas-shielded metal arc welding of non-alloy and fine grain steels - Classification; German version EN 440:1994— 6 стр.
Welding consumables - Covered electrodes for manual metal arc welding of non alloy and fine grain steels - Classification; German version EN 499:1994— 8 стр.
Welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections (ISO 5817:2003 + Cor. 1:2006); German version EN ISO 5817:2007— 35 стр.