Galvalume steel strip has a gorgeous silvery white surface, it is composed ofaluminum-zinc alloy structure, which is composed of 55% aluminum, 43.4%zinc and 1.6% silicon solidified at 600C. It is an important alloy material which isoften used in our daily life. Galvalume steel strip has excellent adhesion withpaint, and can be painted without pretreatment and weathering treatment.