“ In nature nothing is created, nothing is lost, everything changes”     

Cops Flanders

 

They are steel sheets coated with tin on both sides of metal. They are also produced in Brazil by CSN -Companhia Siderúrgica Nacional, with thicknesses ranging from 0.15 mm to 0.45 mm and may have its coating and hardness, also predetermined by the client .
The coils are not standard width and size or weight which may vary in width 680-990 mm, having weight between 4 and 12 ton.