| 7303.00.00 | 90 | Tubes, pipes and hollow profiles, of cast iron. - Other | KGM | | |
| 73.04 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. | | | |
| 7304.11.00 | 00 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Line pipe of a kind used for oil or gas pipelines: - Of stainless steel | KGM | Free | CCCT, LDCT |
| 7304.19.00 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Line pipe of a kind used for oil or gas pipelines: - Other | KGM | Free | CCCT, LDCT |
| 7304.19.00 | 11 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Line pipe of a kind used for oil or gas pipelines: - Other - Of an external diameter not exceeding 265 mm: - Of iron or non-alloy steel | KGM | | |
| 7304.19.00 | 12 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Line pipe of a kind used for oil or gas pipelines: - Other - Of an external diameter not exceeding 265 mm: - Of alloy steel | KGM | | |
| 7314.19.00 | 90 | Cloth (including endless bands), grill, netting and fencing, of iron or steel wire; expanded metal of iron or steel. - Woven cloth: - Other - Other | KGM | | |
| 7326.90.90 | 24 | Other articles of iron or steel. - Other - Other - Other, material handling equipment: - Bins and hoppers | - | | |
| 7326.90.90 | 29 | Other articles of iron or steel. - Other - Other - Other, material handling equipment: - Other | - | | |
| 7304.19.00 | 21 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Line pipe of a kind used for oil or gas pipelines: - Other - Of an external diameter exceeding 265 mm: - Of iron or non-alloy steel | KGM | | |
| 7304.19.00 | 22 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Line pipe of a kind used for oil or gas pipelines: - Other - Of an external diameter exceeding 265 mm: - Of alloy steel | KGM | | |
| 7304.22.00 | 00 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Drill pipe of stainless steel | KGM | Free | CCCT, LDCT |
| 7304.23.00 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Other drill pipe | KGM | Free | CCCT, LDCT |
| 7307.93.00 | 10 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Other: - Butt welding fittings - Of iron or non-alloy steel | KGM | | |
| 7304.23.00 | 11 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Other drill pipe - New: - Of iron or non-alloy steel | KGM | | |
| 7304.23.00 | 12 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Other drill pipe - New: - Of alloy steel | KGM | | |
| 7304.23.00 | 91 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Other drill pipe - Other: - Of iron or non-alloy steel | KGM | | |
| 7304.23.00 | 92 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Other drill pipe - Other: - Of alloy steel | KGM | | |
| 7304.24.00 | 00 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Other, of stainless steel | KGM | Free | CCCT, LDCT |
| 7304.29.00 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Other | KGM | Free | CCCT, LDCT |
| 7304.29.00 | 11 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 114.3 mm but not exceeding 177.8 mm: - Of an A.P.I. grade H-40, J-55, K-55 or equivalent proprietary specification | KGM | | |
| 7304.29.00 | 19 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: - Other - Casing, of an external diameter exceeding 114.3 mm but not exceeding 177.8 mm: - Other | KGM | | |
| 7403.21.00 | | Refined copper and copper alloys, unwrought. - Copper alloys: - Copper-zinc base alloys (brass) | KGM | Free | CCCT, LDCT |
| 7403.21.00 | 10 | Refined copper and copper alloys, unwrought. - Copper alloys: - Copper-zinc base alloys (brass) - Ingots | KGM | | |
| 7304.49.00 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Other | KGM | Free | CCCT, LDCT |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
