... size extrusion products: Alloy: 2xxx, 4xxx, 6xxx, 7xxx series.Temper: H112, O, F, T4, T6 Alloy: 1xxx, 3xxx, 5xxx series.Temper ... : H112, O, F Diameter (mm) : 6-120 Adopt standard: GB/T3191 GJB20542. ... : From 1xxx to 7xxx series.Temper: H112, F Alloy: 1xxx, 3xxx, 5xxx, 8xxx series Temper: O, H112, F Alloy: 2A11, 2A12, 2A13, 6061 ...