Section 15 Base metals and articles of base metal 72 Iron and steel 72 11 Flat-rolled products of iron or non-alloy steel, of a width of less than 600 mm, not clad, plated or coated Commodity Code Description 72 11 13 - - Rolled on four faces or in a closed box pass, of a width exceeding 150 mm and a thickness of not less than 4 mm, not in coils and without patterns in relief 72 11 14 - - Other, of a thickness of 4.75 mm or more 72 11 19 - - - Of a thickness of less than 3 mm 72 11 23 - - - Of a thickness of less than 3 mm 72 11 29 - - - Of a thickness of less than 3 mm 72 11 90 - - - Of a thickness of less than 3 mm