Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 2: Welding with pressure (ISO/FDIS 6520-2:2012); German version FprEN ISO 6520-2:2012
Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 2: Welding with pressure (ISO 6520-2:2013); Trilingual version EN ISO 6520-2:2013— 36 стр.