... aluminum alloy series is aluminum-manganese, The manganese content of 3004 and 3104 is added to 1%, the strength of the ... , roof board and door board and etc,. The specification of 3004 aluminum sheet:Thickness:0.2 mm -6mmWidth:30 mm-2600 ... ,H14 H16,H18,H19 The advantage of aluminum sheet alloy 3004:1.Workability2.Good corrosion resistance3.Excellent weld ability