... :GB 5237-2008 3)high-quality extruded aluminum profile for car frame 1)Alloy No.:6005,6060,6061,6063,6063A, ... radiate heat profile, pipeline profile, auto window frames profile,window and door profile, decoration profile, mechanical special shaped profile, special ... , curtain wall profile, building roofing profile, finned tube profile, general profile and others 6)Certificates:ISO 9001:2008 7)Standard: ...