We are professional supplier for Galvanzied steel coil, Aluzinc steel coil, prepainted steel coil, roof sheet, steel pipe/tubes. If you have demand, pls feel free to contact me any time. I will be pleased to give you the best price. product details (1)Standard:JIS G3322 CGLCC ASTM A755 CS-B (2)Surface coating color:RAL colors (3)Back side coatingcolor:Light grey ,white and so on (4)Package:export standard package or as request (5)Type of coating process:Front: double coated&double drying. Back: double coated&double drying, single-coated&double drying (6)Type of substrate:hot dipped galvanized, galvalume, zinc alloy, cold rolled steel, aluminum (7)Thickness:0.16-1.2mm Width:600-1250mm (8)Coil Weight:3-9Tons (9)Inside Diameter:508mm Or 610mm (10)Zinc Coating:Z50-Z275G