aluminum profile for window and door 1Material:6060/6063/6065/6061 2length: ... alloy such as 6063,60615) Various in size, style (aluminum profile , rods, flat bars, angles, square bars , "T" profiles, and "U ... RateVickers HardnessWebster Hardness6063T5All1601108588T6All2051808 6063AT5≤1020016056510T6>102301905 6061T4All18011016 T6All2652458 Anodized Aluminum Profile