antenna aluminum tube 1)Grade:1000 3000 5000 6000 series 2)Temper: O,F, H112,T4,T5,T6 ,T8 3)Thickness:above0.3mm aluminum tube Shanghai Metal Corporation has over 10 years experiences in aluminum processing and manufacturing. We provide various styles of round tubes, square tubes, and special pipes available in different sizes of excellent quality at reasonable price. We are glad to customize ...