Section 15 Base metals and articles of base metal 72 Iron and steel 72 07 Semi-finished products ofiron or non-alloy steel 72 07 12 Semi-products of iron/steel, <0.25% carbon, of rectangular section Commodity Code Description 72 07 12 00 Semi-products of iron/steel, <0.25% carbon, of rectangular section 72 07 12 10 Slabs 72 07 12 90 Other