Our aluminum Coil 5182 is stronger than the medium strength 3003 alloy, while having also very good formability, combined with the medium strength and excellent corrosion and the high quality anodising ability and weldability. Our aluminum Coil 5182 is stronger than the medium strength 3003 alloy, while having also very good formability, combined with the medium strength and excellent corrosion and the high quality anodising ability and weldability.