1050 Aluminum Tube for AC 1.Alloy: 6003,6005, 6061 2.mill finish, polished finsish etc ... , electrical equipments, agriculture, electromechanical, and home etc.Aluminum Tube Features 1.alloy: 6063,6061,6082,6463,6013 2.diameter: 5-550mm3 ... -69102935Fax: 86-371-69102932Mob: 86-13783619039 1050 Aluminum Tubes for AC