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. Standard:JIS G3322 CGLCC ASTM A755 CS-B Surface coating color:RAL colors Back side coatingcolor:Light grey ,white and so on Package:export standard package or as request Type of coating process:Front: double coated&double drying. Back: double coated&double drying, single-coated&double drying Type of substrate:hot dipped galvanized, galvalume, zinc alloy, cold rolled steel, aluminum Thickness:0.16-1.2mm Width:600-1250mm Coil Weight:3-9Tons Inside Diameter:508mm Or 610mm Zinc Coating:Z50-Z275G Painting:Top: 15 to 25 um (5 um + 12-20 um) back: 7 +/- 2 um Coating introduction: Top paint: PVDF, HDP, SMP, PE, PU Prime paint: Polyurethane, Epoxy, PE Back paint: Epoxy, Modified polyester Productivity150,000Tons/year