Section 15 Base metals and articles of base metal 72 Iron and steel 72 10 Flat-rolled products of iron or non-alloy steel, of a width of 600 mm or more, clad, plated or coated Commodity Code Description 72 10 11 - - Of a thickness of 0.5 mm or more 72 10 12 - - Of a thickness of less than 0.5 mm 72 10 20 - Plated or coated with lead, including terne-plate 72 10 30 - - - Of a thickness of less than 3 mm, corrugated 72 10 41 - - - Of a thickness of less than 3 mm 72 10 49 - - - Of a thickness of less than 3 mm 72 10 50 - Plated or coated with chromium oxides or with chromium and chromium oxides 72 10 61 - - - Of a thickness of less than 3 mm, corrugated 72 10 69 - - Other 72 10 70 - - - Of a thickness of less than 3 mm, corrugated 72 10 90 - - - Of a thickness of less than 3 mm, corrugated