Heading 7308: Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel:

Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel Bridges and bridge sections

Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel Towers and lattice masts

Towers and lattice masts Tubular, whether or not tapered, and sectional components thereof

Towers and lattice masts Tubular wind turbine towers, whether or not tapered, and sectional components thereof

Towers and lattice masts Other

Doors, windows and their frames and thresholds for doors Of stainless steel

Doors, windows and their frames and thresholds for doors Other

Other Windows and their frames

Other Thresholds for doors

Other

Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel Equipment for scaffolding, shuttering, propping or pit- propping

Columns, pillars, posts, beams, girders and similar structural units Not in part of alloy steel

Columns, pillars, posts, beams, girders and similar structural units Other

Other Steel grating

Other Other

Other Sheet-metal roofing, siding, flooring and roof drainage equipment

Other Architectural and ornamental work

Other Other