5M49 aluminum sheet has the common characteristics of 5 series Al-Mg alloy aluminum sheet, the thickness range of 5M49 for door material is 0.4-0.6mm, which has medium strength, good forming and processing properties, corrosion resistance, weldability, fatigue resistance, etc. It is mainly used for the occasions requiring high plasticity and good weldability, such as door material, roof panel, engraved aluminum sheet, lamp material and many other industries .