| 7306.90.50 | 00 | Of alloy steel | kg | Free | | 10% |
| 7307 | | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: | | | | |
| 7307.21 | | Other, of stainless steel: | | | | |
| 7307.91.10 | 00 | Of iron or nonalloy steel | kg | 3.3% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 25% |
| 7307.91.30 | 00 | Of alloy steel (except stainless steel) | kg | 3.2% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 33% |
| 7307.91.50 | 10 | Of iron or nonalloy steel | kg | | | |
| 7307.91.50 | 30 | Of alloy steel (except stainless steel) | kg | | | |
| 7307.91.50 | 50 | Of iron or nonalloy steel | kg | | | |
| 7307.91.50 | 70 | Of alloy steel (except stainless steel) | kg | | | |
| 7307.92.30 | 10 | Of iron or nonalloy steel | kg | | | |
| 7307.92.30 | 30 | Of alloy steel (except stainless steel) | kg | | | |
| 7307.93.30 | | Of iron or nonalloy steel | | 6.2% | Free (A+,AU,B,BH, CA,CL,D,E,IL,J, JO,MX,P,SG) 4.1% (MA) | 45% |
| 7307.93.60 | 00 | Of alloy steel (except stainless steel) | kg | 5.5% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P, SG) | 45% |
| 7307.93.90 | 10 | Of iron or nonalloy steel: | | | | |
| 7307.93.90 | 60 | Of alloy steel (except stainless steel) | kg | | | |
| 7307.99.10 | 00 | Of iron or nonalloy steel | kg | 3.7% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 25% |
| 7307.99.30 | 00 | Of alloy steel (except stainless steel) | kg | 3.2% | Free (A,AU,BH,CA, CL,E,IL,J,JO,MA, MX,P,SG) | 33% |
| 7307.99.50 | 15 | Of iron or nonalloy steel: | | | | |
| 7307.99.50 | 60 | Of alloy steel (except stainless steel) | kg | | | |
| 7308 | | Structures (excluding prefabricated buildings of heading 9406) and parts of structures (for example, bridges and bridge sections, lock gates, towers, lattice masts, roofs, roofing frameworks, doors and windows and their frames and thresholds for doors, shutters, balustrades, pillars and columns) of iron or steel; plates, rods, angles, shapes, sections, tubes and the like, prepared for use in structures, of iron or steel: | | | | |
| 7308.30.10 | 00 | Of stainless steel | kg | Free | | 35% |
| 7308.90.30 | 00 | Not in part of alloy steel | kg | Free | | 20% |
| 7308.90.70 | 00 | Steel grating | kg | Free | | 45% |
| 7309.00.00 | | Reservoirs, tanks, vats and similar containers for any material (other than compressed or liquefied gas), of iron or steel, of a capacity exceeding 300 liters, whether or not lined or heat insulated, but not fitted with mechanical or thermal equipment | | Free | | 45% |
| 7310 | | Tanks, casks, drums, cans, boxes and similar containers, for any material (other than compressed or liquefied gas), of iron or steel, of a capacity not exceeding 300 liters, whether or not lined or heat insulated, but not fitted with mechanical or thermal equipment: | | | | |
Harmonized Tariff Schedule of the United States inquiry: no
