Section 15 Base metals and articles of base metal 72 Iron and steel 72 08 Hot-rolled iron or non-alloy steel, >=600mm wide 72 08 53 Of a thickness of 3mm or more but less than 4.75mm 72 08 53 00 Of a thickness of 3mm or more but less than 4.75mm Commodity Code Description 72 08 53 00 000 Of a thickness of 3mm or more but less than 4.75mm