| 7304.31.00 | 29 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of iron or non-alloy steel: - Cold-drawn or cold-rolled (cold-reduced) - Pressure tubes and pipes: - Other | KGM | | |
| 7304.31.00 | 90 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of iron or non-alloy steel: - Cold-drawn or cold-rolled (cold-reduced) - Other | KGM | | |
| 7304.39.00 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of iron or non-alloy steel: - Other | KGM | Free | CCCT, LDCT |
| 7304.39.00 | 20 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of iron or non-alloy steel: - Other - Tubes and pipes, for power boilers | KGM | | |
| 7304.39.00 | 30 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of iron or non-alloy steel: - Other - Tubes and pipes, for other boilers | KGM | | |
| 7304.39.00 | 40 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of iron or non-alloy steel: - Other - Mechanical tubes and pipes | KGM | | |
| 7304.39.00 | 50 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of iron or non-alloy steel: - Other - Standard pipes | KGM | | |
| 7304.39.00 | 90 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of iron or non-alloy steel: - Other - Other | KGM | | |
| 7304.41 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Cold-drawn or cold-rolled (cold-reduced) | | | |
| 7315.82.00 | 20 | Chain and parts thereof, of iron or steel. - Other chain: - Other, welded link - Of alloy steel | KGM | | |
| 7315.89.00 | | Chain and parts thereof, of iron or steel. - Other chain: - Other | KGM | Free | AUT, NZT, |
| 7315.89.00 | 10 | Chain and parts thereof, of iron or steel. - Other chain: - Other - Bead or ball chain | KGM | | |
| 7315.89.00 | 20 | Chain and parts thereof, of iron or steel. - Other chain: - Other - Flat link | KGM | | |
| 7304.39.00 | 10 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of iron or non-alloy steel: - Other - For blast furnaces for smelting iron ore; For use in the manufacture of cylinders for calendering, supercalendering or embossing paper or textiles; For use in the manufacture of drill pipe, casing or tubing, or fittings, couplings, thread protectors or nipples therefor, for natural gas or oil wells; 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, centrifugally cast, with plain ends, having a wall thickness of 15.875 mm or more but not exceeding 63.5 mm, for use in the manufacture of rolls for paper-making machinery | KGM | | |
| 7304.41.11 | 00 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Cold-drawn or cold-rolled (cold-reduced) - Of an external diameter of less than 19 mm: - For use in the manufacture of goods of Section XVI or of Chapter 73, such goods being used in the distillation or recovery of products from natural gas | KGM | Free | CCCT, LDCT |
| 7304.41.19 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Cold-drawn or cold-rolled (cold-reduced) - Of an external diameter of less than 19 mm: - Other | KGM | Free | AUT, NZT, |
| 7304.41.19 | 10 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Cold-drawn or cold-rolled (cold-reduced) - Of an external diameter of less than 19 mm: - Other - Mechanical tubes and pipes | KGM | | |
| 7304.41.19 | 21 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Cold-drawn or cold-rolled (cold-reduced) - Of an external diameter of less than 19 mm: - Other - Pressure tubes and pipes: - For power boilers | KGM | | |
| 7304.41.19 | 29 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Cold-drawn or cold-rolled (cold-reduced) - Of an external diameter of less than 19 mm: - Other - Pressure tubes and pipes: - Other | KGM | | |
| 7304.41.19 | 90 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Cold-drawn or cold-rolled (cold-reduced) - Of an external diameter of less than 19 mm: - Other - Other | KGM | | |
| 7304.41.91 | 00 | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Cold-drawn or cold-rolled (cold-reduced) - Other: - For use in the manufacture of goods of Section XVI or of Chapter 73, such goods being used in the distillation or recovery of products from natural gas | KGM | Free | CCCT, LDCT |
| 7307.19.00 | | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Cast fittings: - Other | KGM | Free | AUT, NZT, |
| 7307.19.00 | 10 | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel. - Cast fittings: - Other - Unions | KGM | | |
| 7304.41.99 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel. - Other, of circular cross-section, of stainless steel: - Cold-drawn or cold-rolled (cold-reduced) - Other: - Other | KGM | Free | AUT, NZT, |
| 8207.70.00 | 11 | Interchangeable tools for hand tools, whether or not power-operated, or for machine-tools (for example, for pressing, stamping, punching, tapping, threading, drilling, boring, broaching, milling, turning or screw driving), including dies for drawing or extruding metal, and rock drilling or earth boring tools. - Tools for milling - Milling cutters: - Tungsten carbide tipped | NMB | | |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
