| 7304.11.00 | | Line pipe of a kind used for oil or gas pipelines: | | | | |
| 7304.22.00 | | Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: | | | | |
| 7304.22.00 | | Drill pipe of stainless steel | | Free | | 35% |
| 7304.23 | | Other drill pipe: | | | | |
| 7305 | | 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: | | | | |
| 7305.11 | | Line pipe of a kind used for oil or gas pipelines: | | | | |
| 7305.31.20 | 00 | Tapered pipes and tubes of steel principally used as parts of illuminating articles | kg | Free | | 45% |
| 7306 | | Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel: | | | | |
| 7306.11.00 | | Line pipe of a kind used for oil or gas pipelines: | | | | |
| 7306.30.30 | 00 | Tapered steel pipes and tubes principally used as parts of illuminating articles | kg | Free | | 45% |
| 7306.30.50 | 35 | Tube and pipe hollows for redrawing | kg | | | |
| 7306.50.30 | 00 | Tapered pipes and tubes of steel principally used as parts of illuminating articles | kg | Free | | 45% |
| 7307 | | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: | | | | |
| 7307.11.00 | 30 | For threaded pipe | kg | | | |
| 7307.11.00 | 45 | For cast-iron soil pipe | kg | | | |
| 7326.90.85 | 30 | Hangers and similar supports for tubes andpipes | kg | | | |
| 7411 | | Copper tubes and pipes: | | | | |
| 7412 | | Copper tube or pipe fittings (for example couplings, elbows, sleeves): | | | | |
| 7507 | | Nickel tubes, pipes and tube or pipe fittings (for example, couplings, elbows, sleeves): | | | | |
| 7507.11.00 | 00 | Tubes and pipes: | | | | |
| 7507.20.00 | 00 | Tube or pipe fittings | kg | 3% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 45% |
| 7608 | | Aluminum tubes and pipes: | | | | |
| 7609.00.00 | 00 | Aluminum tube or pipe fittings (for example, couplings, elbows, sleeves) | kg | 5.7% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 45% |
| 7616.99.50 | 50 | Hangers and supports for pipes and tubes | kg | | | |
| 7806.00.05 | 00 | Lead tubes, pipes and tube or pipe fittings (for example, couplings, elbows, sleeves) | kg | 2% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX, P,SG) | 45% |
Harmonized Tariff Schedule of the United States inquiry: gaming
