Section 15 Base metals and articles of base metal 72 Iron and steel. 72 25 Flat-rolled products of other alloy steel, of a width of 600 mm or more. 72 25 91 Electrolytically plated or coated with zinc 72 25 91 00 Electrolytically plated or coated with zinc Commodity Code Description 72 25 91 00 000 Electrolytically plated or coated with zinc