Iron or non-alloy steel; flat-rolled products, width less than 600mm, clad, plated or coated

721210 Iron or non-alloy steel; flat-rolled, width less than 600mm, plated or coated with tin 721220 Iron or non-alloy steel; flat-rolled, of a width less than 600mm, electrolytically plated or coated with zinc 721230 Iron or non-alloy steel; flat-rolled, width less than 600mm, plated or coated with zinc (not electrolytically) 721240 Iron or non-alloy steel; flat-rolled, width less than 600mm, painted, varnished or coated with plastics 721250 Iron or non-alloy steel; flat-rolled, width less than 600mm, plated or coated, (excluding tin, zinc or plastic) 721260 Iron or non-alloy steel; flat-rolled, width less than 600mm, clad