aluminum extrusion pipe alloy:6061,6063,2011 Diameter:15-500mm Temper: o,F,T4-T8 Name:aluminum extrusion piepAluminum pipe and Seamless aluminum tubes.Key sepcial ... features:Alloy :2011,2017,2024,6061,6063,7075,7A04 and 7A09Process of ... lengths are acceptedASTM BS AND EN STANDARDFOB Shanghai aluminum extrusion pipe