Section 15 Base metals and articles of base metal 72 Iron and steel 72 11 Rolled iron or non-alloy steel, <600mm wide, not clad, plated or coated 72 11 23 Other, of a thickness of 0.17 mm or less 72 11 23 30 Other, of a thickness of 0.17 mm or less Commodity Code Description 72 11 23 30 00 Other, of a thickness of 0.17 mm or less