Section 15 Base metals and articles of base metal 72 Iron and steel 72 09 Cold-rolled iron or non-alloy steel, >=600mm wide 72 09 17 Of a thickness of 0.5mm or more but not exceeding 1mm 72 09 17 00 Of a thickness of 0.5mm or more but not exceeding 1mm Commodity Code Description 72 09 17 00 000 Of a thickness of 0.5mm or more but not exceeding 1mm