| 73081000 | Other: Bridges and bridge-sections |
| 73082011 | Towers, whether or not assembled: For transmission line |
| 73082019 | Towers, whether or not assembled: Other |
| 73082020 | Towers, whether or not assembled: Lattice masts |
| 73083000 | Towers, whether or not assembled: Doors, windows and their frames and thresholds for doors |
| 73084000 | Towers, whether or not assembled: Equipment for scaffolding, shuttering, propping or pit-propping |
| 73089010 | Other: Beams, channels, pillars and girders prepared for use in structures |
| 73089020 | Other: Drop rods |
| 73089030 | Other: Hatchway, rails and bulkheads for ships or boats and parts of hull |
| 73089040 | Other: Galvanised tension bars |
| 73089050 | Other: Structures and super structures for mining |
| 73089060 | Other: Truss rods |
| 73089070 | Other: Tubular steel poles for electric transmission and distribution lines |
| 73089090 | Other: Other |