Commonly referred as the architectural alloy. Developed as an extrusion alloy with relatively high tensile properties, excellent finishing characteristics, and a high degree of resistance to corrosion.
It is most often found in various interior and exterior architectural applications, such as windows, doors, store fronts, and assorted trim items. It is best suited for anodizing applications — either plain or in a variety of colors.
T Temper Subdivision
T1--Cooled from an eleveated temeprature shaping process and naturally aged.
T3--Solution heat treated and cool worked.
T4--Solution heat treated and naturally aged.
T5--Cooled from an elevated temperature shaping process and artificially aged.
T6--Solution heat treated and artificially aged.
T7--Solution heat treated and stabilized.
T8--Solution heat treated, cold worked, and artificially aged.
T9--Solution heat treated, artificially aged, and cold worked.
T10--Cooled from an elevated temeprature shaping process, artificially aged and cold worked.
Steel and Aluminum Stock List and Reference Book (Earle M. Jorgensen Co.)