5182 aluminum alloy is the Al-Mg-Si series aluminum which is with widely usage, especially in construction industry and automotive industry.It is with good strength among the non-heat treatable alloy. The 5182 aluminum sheet is with goods corrosion resistance,good weld-ability, good cold working ability. The surface will be much beautiful after anodizing. The main elements of 5182 is Mg, and also with a small amount of Si.So the welding performance is very good.The 5182 aluminum sheet shows good performance at gad welding, argon arc welding, spot welding and seam welding.