... Mainly used for roof construction series 6063 Extruded Aluminum Tube For Roof Construction1)Alloy No.:6061,6063...2)Temper ... supply all kinds of aluminum profile, aluminum extruded profile, solar energy profile, elevator guide rail profile, radiate heat profile, ... profile, curtain wall profile, building roofing profile, finned tube profile, general profile and others6)Certificates:ISO 9001:20087) ...