1.Large diameter. 2.High precision. 3.Aluminun extrusion technology. 4.wide industrial fiels, electric ,aerospace. military. SpecificationsAluminum tubes alloy:1000.2000.3000.5000.6061,6063,2011 Diameter:10-970mmTemper: o,F,T4-T8Aluminum tube and pipesName: Aluminum pipes and Seamless aluminum tubes.Key sepcial features:Alloy :2011,2017,2024,6061,6063,7075,7A04 and 7A09Process of cold drawn is ...