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 25 Of a thickness of 4.75mm or more 72 08 25 00 Of a thickness of 4.75mm or more Commodity Code Description 72 08 25 00 000 Of a thickness of 4.75mm or more