| HTS Number | Description | Unit of Quantity | General Rate of Duty | Details | 
| 7306 2910.90 | Other | kg |  | More | 
| 7306 2920.00 | Other | kg | Free | More | 
| 7306 2931.00 | Threaded or coupled | kg | Free | More | 
| 7306 2941.00 | Other | kg | Free | More | 
| 7306 2960 | Of iron or nonalloy steel |  | Free |  | 
| 7306 2960.10 | Imported with coupling | kg |  | More | 
| 7306 2960.50 | Other | kg |  | More | 
| 7306 2981 | Other |  | Free |  | 
| 7306 2981.10 | Imported with coupling | kg |  | More | 
| 7306 2981.50 | Other | kg |  | More | 
| 7306 30 | Other, welded, of circular cross section, of iron or nonalloy steel: |  |  |  | 
| 7306 3010.00 | Having a wall thickness of less than 1.65 mm | kg | Free | More | 
| 7306 3030.00 | Tapered steel pipes and tubes principally used as parts of illuminating articles | kg | Free | More | 
| 7306 3050 | Other |  | Free |  | 
| 7306 3050.10 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold drawn | kg |  | More | 
| 7306 3050.15 | Other, cold-drawn | kg |  | More | 
| 7306 3050.20 | Other, cold-rolled (cold-reduced) with a wall thickness not exceeding 2.54 mm | kg |  | More | 
| 7306 3050.25 | Imported with coupling | kg | Free | More | 
| 7306 3050.26 | With an outside diameter not exceeding 50.8 mm | kg |  | More | 
| 7306 3050.27 | With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm | kg |  | More |