... alloy 2)Mainly used for roof construction series 6063 Extruded Aluminum Tube For Roof Construction1)Alloy No.:6061,6063...2) ... Introduction:We can supply all kinds of aluminum profile, aluminum extruded profile, solar energy profile, elevator guide rail profile, ... cotton paper, hot shrink film wrap, string, woden case,or according to customers' need. 6063 extruded aluminum Tube for roof construction