... , Φ450, Φ460, Φ470, Φ480, Φ500,Φ520(mm) color according to consumers' requirementmaterials stainless steelthickness 0.35-0.45 cm (based on ... practical.Service:1 Solar energy tank cover with different material, color, size, thickness and design according to request. 2 ... all size you need, and the material including stainless steel galvanized sheet, color steel . 3The thickness from 0.35cm to 0.45cm ...