Section 15 Base metals and articles of base metal 72 Iron and steel 72 10 Rolled iron or non-alloy steel, >=600mm wide, clad, plated or coated 72 10 49 Coated with zinc by the iron-zinc alloyed coating method, containing by weight less 72 10 49 11 Coated with zinc by the iron-zinc alloyed coating method, containing by weight less Commodity Code Description 72 10 49 11 00 Coated with zinc by the iron-zinc alloyed coating method, containing by weight less