NF A80-230-2*NF EN ISO 6520-2:2013 Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 2 : welding with pressure
2013NF A80-230-2*NF EN ISO 6520-2:2013 Welding and allied processes - Classification of geometric imperfections in metallic materials - Part 2 : welding with pressure