2016UNE-EN 755-1:2016 Aluminium and aluminium alloys - Extruded rod/bar, tube and profiles - Part 1: Technical conditions for inspection and delivery
2009UNE-EN 755-1:2009 Aluminium and aluminium alloys- Extruded rod/bar, tube and profiles - Part 1: Technical conditions for inspection and delivery
1998UNE-EN 755-1:1998 ALUMINIUM AND ALUMINIUM ALLOYS. EXTRUDED ROD/BAR, TUBE AND PROFILES. PART 1: TECHNICAL CONDITIONS FOR INSPECTION AND DELIVERY. RY.