| 7306.40.50 | 40 | Containing more than 0.5 percent but less than 24 percent by weight of nickel | kg | | | |
| 7306.40.50 | 42 | Containing less than 15 percent by weight of chromium | kg | | | |
| 7306.40.50 | 62 | Containing more than 0.5 percent but less than 24 percent by weight of nickel: | | | | |
| 7306.40.50 | 62 | Containing more than 1.5 per- cent but less than 5 percent by weight of molybdenum | kg | | | |
| 7306.40.50 | 85 | Containing more than 0.5 percent but less than 24 percent by weight of nickel | kg | | | |
| 7306.50.10 | 00 | Having a wall thickness of less than 1.65 mm | kg | Free | | 35% |
| 7306.50.30 | 00 | Having a wall thickness of 1.65 mm or more: | | | | |
| 7306.50.30 | 00 | Tapered pipes and tubes of steel principally used as parts of illuminating articles | kg | Free | | 45% |
| 7306.50.50 | 10 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold-drawn | kg | | | |
| 7306.61.10 | 00 | Having a wall thickness of 4 mm or more: | | | | |
| 7306.61.50 | 00 | Having a wall thickness of less than 4 mm: | | | | |
| 7306.61.70 | 30 | Of stainless steel | kg | | | |
| 7306.69.10 | 00 | Having a wall thickness of 4 mm or more: | | | | |
| 7306.69.50 | 00 | Having a wall thickness of less than 4 mm: | | | | |
| 7306.69.70 | 30 | Of stainless steel | kg | | | |
| 7307 | | Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: | | | | |
| 7307.19.30 | 70 | With mechanical, push-on (rubber compression) or flanged joints attached | kg | | | |
| 7307.21 | | Other, of stainless steel: | | | | |
| 7307.21 | | Flanges: | | | | |
| 7307.21.10 | 00 | Not machined, not tooled and not otherwise processed after forging | kg | 3.3% | Free (A*,AU,BH, CA,CL,E,IL,J,JO, MA,MX, P,SG) | 34% |
| 7307.22 | | Threaded elbows, bends and sleeves: | | | | |
| 7307.22.10 | 00 | Sleeves (couplings) | kg | Free | | 45% |
| 7307.29.00 | 30 | Nipples | kg | | | |
| 7307.91 | | Flanges: | | | | |
| 7307.91.10 | 00 | Not machined, not tooled and not otherwise processed after forging: | | | | |
