... set, air conditioner, refrigerator, computer, etc. Specification Product aluminum tube Standard JTS, ASTM, GB,DN,SUS Thickness 0.3 ... of big or large diameter aluminum tube and pipe,Industry Aluminum pipes and Seamless aluminum tubes,and first-class service ... different fields as industry, construction, as well as aluminum sheets and coils.Alloy State: Aluminum Alloy Series High quality aluminum pipe