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 Other, coated with zinc by the iron-zinc alloy coating method, containing by weight 72 12 30 14 Other, coated with zinc by the iron-zinc alloy coating method, containing by weight Commodity Code Description 72 12 30 14 00 Other, coated with zinc by the iron-zinc alloy coating method, containing by weight