# HTS 7306: Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel: https://geopax.app/tariffs/catalog/73/7306 Source: [2026 HTS Revision 21 (October 9, 2026)](https://hts.usitc.gov/search?query=7306). Additional duties by country of origin may apply; estimate a shipment's full duty with the tariff calculator: https://geopax.app/tariffs/calculator ## 7306: Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel: | Code | Description | General | Special | Column 2 | Units | | --- | --- | --- | --- | --- | --- | | 7306 | Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel: | | | | | | | Line pipe of a kind used for oil or gas pipelines: | | | | | | 7306.11.00 | Welded, of stainless steel | Free | | 10% | | | 7306.11.00.10 | With an outside diameter not exceeding 114.3 mm | Free | | 10% | kg | | 7306.11.00.50 | With an outside diameter exceeding 114.3 mm | Free | | 10% | kg | | 7306.19 | Other: | | | | | | 7306.19.10 | Of iron or nonalloy steel | Free | | 5.5% | | | 7306.19.10.10 | With an outside diameter not exceeding 114.3 mm | Free | | 5.5% | kg | | 7306.19.10.50 | With an outside diameter exceeding 114.3 mm | Free | | 5.5% | kg | | 7306.19.51 | Of alloy steel | Free | | 10% | | | 7306.19.51.10 | With an outside diameter not exceeding 114.3 mm | Free | | 10% | kg | | 7306.19.51.50 | With an outside diameter exceeding 114.3 mm | Free | | 10% | kg | | | Casing and tubing of a kind used in drilling for oil or gas: | | | | | | 7306.21 | Welded of stainless steel: | | | | | | | Casing: | | | | | | 7306.21.30.00 | Threaded or coupled | Free | | 28% | kg | | 7306.21.40.00 | Other | Free | | 8.5% | kg | | 7306.21.80 | Tubing | Free | | 10% | | | 7306.21.80.10 | Imported with coupling | Free | | 10% | kg | | 7306.21.80.50 | Other | Free | | 10% | kg | | 7306.29 | Other: | | | | | | | Casing: | | | | | | | Of iron or nonalloy steel: | | | | | | 7306.29.10 | Threaded or coupled | Free | | 20% | | | 7306.29.10.30 | Imported with coupling | Free | | 20% | kg | | 7306.29.10.90 | Other | Free | | 20% | kg | | 7306.29.20.00 | Other | Free | | 1% | kg | | | Other: | | | | | | 7306.29.31.00 | Threaded or coupled | Free | | 28% | kg | | 7306.29.41.00 | Other | Free | | 8.5% | kg | | | Tubing: | | | | | | 7306.29.60 | Of iron or nonalloy steel | Free | | 5.5% | | | 7306.29.60.10 | Imported with coupling | Free | | 5.5% | kg | | 7306.29.60.50 | Other | Free | | 5.5% | kg | | 7306.29.81 | Other | Free | | 10% | | | 7306.29.81.10 | Imported with coupling | Free | | 10% | kg | | 7306.29.81.50 | Other | Free | | 10% | kg | | 7306.30 | Other, welded, of circular cross section, of iron or nonalloy steel: | | | | | | 7306.30.10 | Having a wall thickness of less than 1.65 mm | Free | | 25% | | | 7306.30.10.10 | Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit | Free | | 25% | kg | | 7306.30.10.90 | Other | Free | | 25% | kg | | | Having a wall thickness of 1.65 mm or more: | | | | | | 7306.30.30.00 | Tapered steel pipes and tubes principally used as parts of illuminating articles | Free | | 45% | kg | | 7306.30.50 | Other | Free | | 5.5% | | | 7306.30.50.10 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold drawn | Free | | 5.5% | kg | | 7306.30.50.15 | Other, cold-drawn | Free | | 5.5% | kg | | 7306.30.50.20 | Other, cold-rolled (cold-reduced) with a wall thickness not exceeding 2.54 mm | Free | | 5.5% | kg | | | Other: | Free | | 5.5% | | | | With an outside diameter not exceeding 114.3 mm: | Free | | 5.5% | | | | Galvanized: | Free | | 5.5% | | | | Imported with coupling: | Free | | 5.5% | | | 7306.30.50.26 | With an outside diameter not exceeding 50.8 mm | Free | | 5.5% | kg | | 7306.30.50.27 | With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm | Free | | 5.5% | kg | | 7306.30.50.28 | Internally coated or lined with a non-electrically insulating material, suitable for use as electrical conduit | Free | | 5.5% | kg | | | Other: | Free | | 5.5% | | | 7306.30.50.31 | With an outside diameter not exceeding 50.8 mm | Free | | 5.5% | kg | | 7306.30.50.33 | With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm | Free | | 5.5% | kg | | | Other: | Free | | 5.5% | | | 7306.30.50.35 | Tube and pipe hollows for redrawing | Free | | 5.5% | kg | | | Imported with coupling: | Free | | 5.5% | | | 7306.30.50.41 | With an outside diameter not exceeding 50.8 mm | Free | | 5.5% | kg | | 7306.30.50.43 | With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm | Free | | 5.5% | kg | | | Other: | Free | | 5.5% | | | 7306.30.50.56 | With an outside diameter not exceeding 50.8 mm | Free | | 5.5% | kg | | 7306.30.50.57 | With an outside diameter exceeding 50.8 mm but not exceeding 114.3 mm | Free | | 5.5% | kg | | | With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm: | Free | | 5.5% | | | 7306.30.50.85 | Galvanized | Free | | 5.5% | kg | | 7306.30.50.90 | Other | Free | | 5.5% | kg | | 7306.40 | Other, welded, of circular cross section, of stainless steel: | | | | | | 7306.40.10 | Having a wall thickness of less than 1.65 mm | Free | | 36% | | | | Containing more than 0.5 percent by weight of nickel: | Free | | 36% | | | 7306.40.10.10 | Containing more than 1.5 percent but less than 5 percent by weight of molybdenum | Free | | 36% | kg | | 7306.40.10.15 | Other | Free | | 36% | kg | | 7306.40.10.90 | Other | Free | | 36% | kg | | 7306.40.50 | Having a wall thickness of 1.65 mm or more | Free | | 11% | | | 7306.40.50.05 | Of high-nickel alloy steel | Free | | 11% | kg | | | Other: | Free | | 11% | | | 7306.40.50.15 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold-drawn | Free | | 11% | kg | | | Other, cold-drawn or cold-rolled (cold- reduced): | Free | | 11% | | | 7306.40.50.40 | Containing more than 0.5 percent but less than 24 percent by weight of nickel | Free | | 11% | kg | | | Other: | Free | | 11% | | | 7306.40.50.42 | Containing less than 15 percent by weight of chromium | Free | | 11% | kg | | 7306.40.50.44 | Other | Free | | 11% | kg | | | Other: | Free | | 11% | | | | With an outside diameter not exceeding 114.3 mm: | Free | | 11% | | | | Containing more than 0.5 percent but less than 24 percent by weight of nickel: | Free | | 11% | | | 7306.40.50.62 | Containing more than 1.5 percent but less than 5 percent by weight of molybdenum | Free | | 11% | kg | | 7306.40.50.64 | Other | Free | | 11% | kg | | 7306.40.50.80 | Other | Free | | 11% | kg | | | With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm: | Free | | 11% | | | 7306.40.50.85 | Containing more than 0.5 percent but less than 24 percent by weight of nickel | Free | | 11% | kg | | 7306.40.50.90 | Other | Free | | 11% | kg | | 7306.50 | Other, welded, of circular cross section, of other alloy steel: | | | | | | 7306.50.10.00 | Having a wall thickness of less than 1.65 mm | Free | | 35% | kg | | | 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 | Free | | 45% | kg | | 7306.50.50 | Other | Free | | 10% | | | 7306.50.50.10 | Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters, whether or not cold-drawn | Free | | 10% | kg | | 7306.50.50.30 | Other, cold-drawn or cold-rolled (cold- reduced) | Free | | 10% | kg | | | Other: | Free | | 10% | | | 7306.50.50.50 | With an outside diameter not exceeding 114.3 mm | Free | | 10% | kg | | 7306.50.50.70 | With an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm | Free | | 10% | kg | | | Other, welded, of noncircular cross section: | | | | | | 7306.61 | Of square or rectangular cross section: | | | | | | | Having a wall thickness of 4 mm or more: | | | | | | 7306.61.10.00 | Of iron or nonalloy steel | Free | | 1% | kg | | 7306.61.30.00 | Of alloy steel | Free | | 28% | kg | | | Having a wall thickness of less than 4 mm: | | | | | | 7306.61.50.00 | Of iron or nonalloy steel | Free | | 25% | kg | | 7306.61.70 | Of alloy steel | Free | | 35% | | | 7306.61.70.30 | Of stainless steel | Free | | 35% | kg | | 7306.61.70.60 | Other | Free | | 35% | kg | | 7306.69 | Of other noncircular cross section: | | | | | | | Having a wall thickness of 4 mm or more: | | | | | | 7306.69.10.00 | Of iron or nonalloy steel | Free | | 1% | kg | | 7306.69.30.00 | Of alloy steel | Free | | 28% | kg | | | Having a wall thickness of less than 4 mm: | | | | | | 7306.69.50.00 | Of iron or nonalloy steel | Free | | 25% | kg | | 7306.69.70 | Of alloy steel | Free | | 35% | | | 7306.69.70.30 | Of stainless steel | Free | | 35% | kg | | 7306.69.70.60 | Other | Free | | 35% | kg | | 7306.90 | Other: | | | | | | 7306.90.10.00 | Of iron or nonalloy steel | Free | | 5.5% | kg | | 7306.90.50.00 | Of alloy steel | Free | | 10% | kg |