Bridges and bridgesections, towers and lattice masts, of aluminium
Structures and parts of structures, of aluminium, n.e.s., and plates, rods, profiles, tubes and the like, prepared for use in structures, of aluminium, n.e.s. (excl. prefabricated buildings of heading 9406, doors and windows and their frames and thresholds for doors, bridges and bridgesections, towers and lattice masts)