| 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 |
| 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, |
Harmonized Tariff Schedule of the Canada inquiry: aircraft+parts
