| 7306.69.00 | 21 | Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of other non-circular cross-section - Of alloy steel: - Mechanical tubes and pipes | KGM | | |
| 7306.69.00 | 22 | Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of other non-circular cross-section - Of alloy steel: - Hollow structural sections | KGM | | |
| 7306.69.00 | 29 | Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of non-circular cross-section: - Of other non-circular cross-section - Of alloy steel: - Other | KGM | | |
| 7307.21.00 | 10 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Flanges - Not further worked than forged or bent to shape | KGM | | |
| 7307.29.10 | 00 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Other - To be employed in pneumatically breaking down the working face of a mine in mining, quarrying or developing mineral deposits | KGM | Free | CCCT, LDCT |
| 7307.29.20 | 00 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Other - For installation between the wellhead assembly or surface oil pumping unit and the field marketing valve at oil or natural gas wells | KGM | 4.5% | CCCT, LDCT |
| 7307.29.91 | 00 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Other - Other: - Not further worked than forged or bent to shape | KGM | Free | AUT, NZT, |
| 7307.91.00 | 91 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Flanges - Other: - Of iron or non-alloy steel | KGM | | |
| 7307.91.00 | 92 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Flanges - Other: - Of alloy steel, other than stainless steel | KGM | | |
| 7307.92.00 | | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Threaded elbows, bends and sleeves | KGM | Free | CCCT, LDCT |
| 7307.91.00 | 11 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Flanges - Not further worked than forged or bent to shape: - Closed die forgings or seam legs profiled rings, of carbon steel, to specification ANSI B16.5, A.P.I. B16.47B, MSS B16.47A, AWWA C207B or AWWA C207E, for use in the manufacture of finished flanges | KGM | | |
| 7307.91.00 | 19 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Flanges - Not further worked than forged or bent to shape: - Other | KGM | | |
| 7307.92.00 | 20 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Threaded elbows, bends and sleeves - Of alloy steel, other than stainless steel | KGM | | |
| 7307.93.00 | 20 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Butt welding fittings - Of alloy steel, other than stainless steel | KGM | | |
| 7307.99.00 | 10 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Other - Of alloy steel, other than stainless steel, further worked than forged or bent to shape, for installation between the wellhead assembly or surface oil pumping unit and the field marketing valve at oil or natural gas wells | KGM | | |
| 7308.10.00 | 00 | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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 | KGM | Free | CCCT, LDCT |
| 7308.20.00 | | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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 | KGM | Free | CCCT, LDCT |
| 7308.20.00 | 10 | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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 - Transmission towers | KGM | | |
| 7308.20.00 | 90 | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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 - Other | KGM | | |
| 7308.30.00 | | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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.
- Doors, windows and their frames and thresholds for doors | TNE | Free | CCCT, LDCT |
| 7308.30.00 | 10 | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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.
- Doors, windows and their frames and thresholds for doors - Sash, casement or frame sections, not punched, drilled or further manufactured, whether or not coated, and similar material formed from hot- or cold-rolled strip, whether or not coated, for use in the manufacture of window sash, casements or frames | TNE | | |
| 7308.30.00 | 21 | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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.
- Doors, windows and their frames and thresholds for doors - Doors and their frames: - Sliding | NMB | | |
| 7308.30.00 | 22 | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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.
- Doors, windows and their frames and thresholds for doors - Doors and their frames: - Domestic garage | NMB | | |
| 7308.30.00 | 28 | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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.
- Doors, windows and their frames and thresholds for doors - Doors and their frames: - Other roll-up | NMB | | |
| 7308.30.00 | 29 | Structures (excluding prefabricated buildings of heading 94.06) and parts of structures (for example, bridges and bridge-sections, lock-gates, towers, lattice masts, roofs, roofing frame-works, 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.
- Doors, windows and their frames and thresholds for doors - Doors and their frames: - Other | NMB | | |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
