... request.Type: Square aluminium tube, Round aluminium pipe, Irregular aluminium pipe, Extrusion aluminium pipe, Seamless aluminium tube, and Alloy aluminium ... ) Length: per customer's request6) Process: heat extrusion, welding, seamless AlloySiMgFeCuMnZnCrTi10500.250.05<0.40<0.05 ... .10 Process of antenna aluminum tube : Processing: hot extrusion, whole punching seamless, cold drawn etc. Features of ...