... require Temper: o,F,T4-T6 1. aluminum profiles for industry and equipment and window and doorKey sepcial features:aluminum profile for industry , motor ,car, window ... and dorrAlloy :2011,2017,2024,6061,6063,6082 .7075,7A04 and ... 7A09,70750,T6,T62,T736-550(Max)>=0.410-12000 aluminum profile