| 7307.21.00 | 90 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Flanges - Other | KGM | | |
| 7307.22.00 | | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Threaded elbows, bends and sleeves | KGM | Free | CCCT, LDCT |
| 7307.22.00 | 10 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Threaded elbows, bends and sleeves - Sleeves | KGM | | |
| 7305.31.00 | | Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel. - Other, welded: - Longitudinally welded | KGM | Free | CCCT, LDCT |
| 7305.31.00 | 81 | Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel. - Other, welded: - Longitudinally welded - Other, of iron or non-alloy steel: - Standard pipes | KGM | | |
| 7305.31.00 | 89 | Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel. - Other, welded: - Longitudinally welded - Other, of iron or non-alloy steel: - Other | KGM | | |
| 7305.31.00 | 91 | Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel. - Other, welded: - Longitudinally welded - Other, of alloy steel: - Of stainless steel | KGM | | |
| 7305.31.00 | 99 | Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel. - Other, welded: - Longitudinally welded - Other, of alloy steel: - Other | KGM | | |
| 7305.31.00 | 10 | Other tubes and pipes (for example, welded, riveted or similarly closed), having circular cross-sections, the external diameter of which exceeds 406.4 mm, of iron or steel. - Other, welded: - Longitudinally welded - For use in the manufacture of goods of Section XVI or of Chapter 73, such goods being used in the recovery or production of crude oil from shales, oil-sands or tar-sands; Of iron or non-alloy steel, for use in the manufacture of separators or treaters (water, oil, gas), for installation between the wellhead assembly or surface oil pumping unit and the field marketing valve at oil or natural gas wells; Tubes and pipes, electric resistance welded, with an external diameter of 457.2 mm or more but not exceeding 609.6 mm, having a wall thickness of 9.525 mm or more but not exceeding 12.7 mm, containing, by weight, 0.37% or more but not exceeding 0.48% of carbon and 0.6% or more but not exceeding 1.2% of manganese, for use in the manufacture of induction hardened abrasion resistant tubes or pipes | KGM | | |
| 7307.23.00 | 00 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Butt welding fittings | KGM | Free | CCCT, LDCT |
| 7307.29 | | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Other | | | |
| 7307.29.99 | 00 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other, of stainless steel: - Other - Other: - Other | KGM | Free | CCCT, LDCT |
| 7306.30.00 | 15 | Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Galvanized, of an external diameter not exceeding 114.3 mm: - Conduits | KGM | | |
| 7307.99.00 | | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Other | KGM | Free | AUT, NZT, |
| 7307.99.00 | 81 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Other - Of iron or non-alloy steel: - Couplings | KGM | | |
| 7307.99.00 | 89 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Other - Of iron or non-alloy steel: - Other | KGM | | |
| 7306.30.00 | 25 | Other tubes, pipes and hollow profiles (for example, open seam or welded, riveted or similarly closed), of iron or steel. - Other, welded, of circular cross-section, of iron or non-alloy steel - Other, of an external diameter not exceeding 114.3 mm: - Conduits | KGM | | |
| 7320.20.00 | 10 | Springs and leaves for springs, of iron or steel. - Helical springs - For furniture | 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 |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
