DS EN 12020-1:2008 Aluminium And Aluminium Alloys - Extruded Precision Profiles In Alloys En Aw-6060 And En Aw-6063 - Part 1: Technical Conditions For Inspection And Delivery Describes technical conditions for inspection and delivery of alloys EN AW-6060 and EN AW-6063 extruded precision profiles manufactured with and without a thermal barrier and without further surface t