Section 15 Base metals and articles of base metal 72 Iron and steel 72 26 Flat-rolled products of alloy steel, <600mm wide 72 26 19 Flat-rolled products of silicon-electrical steel, <600mm wide, not grain-oriente 72 26 19 00 Flat-rolled products of silicon-electrical steel, <600mm wide, not grain-oriente Commodity Code Description 72 26 19 00 00 Flat-rolled products of silicon-electrical steel, <600mm wide, not grain-oriente