The building material and the aluminum alloy board for the container and the aluminum alloy board

摘要

PROBLEM TO BE SOLVED: To provide an aluminum alloy sheet for building material and vessel, produced by a continuous casting and rolling process and having uniform external appearance after anodic oxidation treatment. ;SOLUTION: This alloy sheet is an aluminum alloy sheet produced by a continuous casting and rolling process and has an alloy composition consisting of, by weight, ≤0.8% Fe, ≤1.0% Si, ≤0.2% Cu, further either or both of 0.0002-0.01% Be and 0.001-0.10% Sn, and the balance Al with inevitable impurities.;COPYRIGHT: (C)1997,JPO