Section 15 Base metals and articles of base metal 76 Aluminium and articles thereof 76 10 Aluminium structures and parts of structures; plates, rods... therefor 76 10 90 Aluminium structure and parts of structures..., nes 76 10 90 00 Aluminium structure and parts of structures..., nes Commodity Code Description 76 10 90 00 00 Aluminium structure and parts of structures..., nes