Section 15 Base metals and articles of base metal 72 Iron and steel 72 12 Rolled iron or non-alloy steel, <600mm wide, clad, plated or coated 72 12 30 Flat-rolled iron/steel, width <600mm, plated or coated with zinc (excl. electro- 72 12 30 00 Flat-rolled iron/steel, width <600mm, plated or coated with zinc (excl. electro- Commodity Code Description 72 12 30 00 00 Flat-rolled iron/steel, width <600mm, plated or coated with zinc (excl. electro-