aluminum alloy pipe 1.Alloy: 1xxx, 3xxx, 5xxx series 2.Temper: O, H14, H34, H32 3. ... Tube and Pipe (Thin-wall) Alloy: 1xxx, 3xxx, 5xxx series; Temper: O, H14, H34, H32 Alloy: 2xxx, 6xxx, ... and Pipe (Thick-wall) Alloy: 1xxx, 3xxx, 5xxx 8xxx series; Temper: H112, O, F Alloy: 2xxx, 6xxx, ... Large size extrusion product Tube and Pipe Products: Alloy: 1xxx series, 5A02, 5A03, 5A05, 5A06, 3A21, 2A11, 2A12, ...