| 7217.30.45 | 04 | Containing by weight less than 0.20 percent of carbon, and suitable for electric arc welding | kg | | | |
| 7217.30.45 | 11 | Containing by weight less than 0.25 percent of carbon | kg | | | |
| 7217.30.45 | 20 | Containing by weight 0.25 percent or more but less than 0.6 percent or carbon | kg | | | |
| 7217.30.45 | 30 | Containing by weight 0.6 percent or more of carbon | kg | | | |
| 7217.30.45 | 41 | Containing by weight less than 0.25 percent of carbon | kg | | | |
| 7217.30.45 | 50 | Containing by weight 0.25 percent or more but less than 0.6 percent of carbon | kg | | | |
| 7217.30.45 | 60 | Containing by weight 0.6 percent or more of carbon | kg | | | |
| 7217.30.60 | 00 | Containing by weight less than 0.25 percent of carbon | kg | Free | | 25% |
| 7217.90.50 | 30 | Containing by weight less than 0.25 percent of carbon | kg | | | |
| 7217.90.50 | 60 | Containing by weight 0.25 percent or more but less than 0.6 percent of carbon | kg | | | |
| 7217.90.50 | 90 | Containing by weight 0.6 percent or more of carbon | kg | | | |
| 7225.11.00 | 00 | Of silicon electrical steel: | | | | |
| 7225.50.80 | 15 | Of a kind for use in making aperture masks for cathode-ray tube video displays | kg | | | |
| 7225.91.00 | 00 | Electrolytically plated or coated with zinc | kg | Free | | 28% |
| 7226.11 | | Of silicon electrical steel: | | | | |
| 7226.99.01 | 10 | Electrolytically plated or coated with zinc | kg | | | |
| 7227.20.00 | 30 | Of welding quality wire rods as defined in statistical note 6 to this chapter | kg | | | |
| 7227.90.60 | 10 | Of Cold Heading Quality (CHQ) steel, as defined in statistical note 5 to this chapter | kg | | | |
| 7227.90.60 | 20 | Of welding quality wire rods as defined in statistical note 6 to this chapter | kg | | | |
| 7229.20.00 | 10 | Round, with a diameter of less than or equal to 1.6 mm, containing by weight less than 0.20 percent of carbon, more than 0.9 percent of manganese, and more than 0.6 percent of silicon, and suitable for electric arc welding: | | | | |
| 7229.90.50 | 06 | With a diameter of less than or equal to 1.6 mm, containing by weight less than 0.20 percent of carbon and more than 0.3 percent of nickel or more than 0.08 percent of molybdenum, and suitable for electric arc welding: | | | | |
| 7303.00.00 | | Tubes, pipes and hollow profiles, of cast iron | | Free | | 33% |
| 7304 | | Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: | | | | |
| 7304.22.00 | | Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: | | | | |
| 7304.24.30 | | Casing: | | | | |
Harmonized Tariff Schedule of the United States inquiry: 3203Ã
