Skip to content
Stack Tariff

Chapter 73: Articles of iron or steel

The 573 ten-digit US HTS codes in Chapter 73, each with its base (MFN) duty rate. Pick a code to see the full stacked duty — Section 301, 232, IEEPA and the reciprocal baseline — by country of origin in the calculator.

HTS code Description Base MFN
7301.10.00.00 Sheet piling of iron or steel, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel — Sheet piling 0.0%
7301.20.10.00 Sheet piling of iron or steel, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel — Angles, shapes and sections — Of iron or nonalloy steel 0.0%
7301.20.50.00 Sheet piling of iron or steel, whether or not drilled, punched or made from assembled elements; welded angles, shapes and sections, of iron or steel — Angles, shapes and sections — Of alloy steel 0.0%
7302.10.10.10 New — Not heat treated — Standard tee rails over 30 kg per meter 0.0%
7302.10.10.15 Not heat treated — Other — Over 30 kg per meter 0.0%
7302.10.10.25 Not heat treated — Other — Other 0.0%
7302.10.10.35 New — Heat treated — Standard tee rails over 30 kg per meter 0.0%
7302.10.10.45 Heat treated — Other — Over 30 kg per meter 0.0%
7302.10.10.55 Heat treated — Other — Other 0.0%
7302.10.10.65 Of iron or nonalloy steel — Used — Railway rails for rerolling 0.0%
7302.10.10.75 Of iron or nonalloy steel — Used — Other 0.0%
7302.10.50.20 Rails — Of alloy steel — New 0.0%
7302.10.50.40 Of alloy steel — Used — Railway rails for rerolling 0.0%
7302.10.50.60 Of alloy steel — Used — Other 0.0%
7302.30.00.00 Railway or tramway track construction material of iron or steel, the following: rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, chairs, chair wedges, sole plates (base plates), rail clips, bedplates, ties and other material specialized for jointing or fixing rails — Switch blades, crossing frogs, point rods and other crossing pieces 0.0%
7302.40.00.00 Railway or tramway track construction material of iron or steel, the following: rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, chairs, chair wedges, sole plates (base plates), rail clips, bedplates, ties and other material specialized for jointing or fixing rails — Fish-plates and sole plates 0.0%
7302.90.10.00 Railway or tramway track construction material of iron or steel, the following: rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, chairs, chair wedges, sole plates (base plates), rail clips, bedplates, ties and other material specialized for jointing or fixing rails — Other — Sleepers (cross-ties) 0.0%
7302.90.90.00 Railway or tramway track construction material of iron or steel, the following: rails, check-rails and rack rails, switch blades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, chairs, chair wedges, sole plates (base plates), rail clips, bedplates, ties and other material specialized for jointing or fixing rails — Other — Other 0.0%
7303.00.00.30 Tubes, pipes and hollow profiles, of cast iron — Soil pipe 0.0%
7303.00.00.60 Tubes, pipes and hollow profiles, of cast iron — Pressure pipe with an inside diameter of less than 356 mm 0.0%
7303.00.00.90 Tubes, pipes and hollow profiles, of cast iron — Other 0.0%
7304.11.00.20 Line pipe of a kind used for oil or gas pipelines — Of stainless steel — Having an outside diameter not exceeding 114.3 mm 0.0%
7304.11.00.50 Line pipe of a kind used for oil or gas pipelines — Of stainless steel — Having an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm 0.0%
7304.11.00.80 Line pipe of a kind used for oil or gas pipelines — Of stainless steel — Having an outside diameter exceeding 406.4 mm 0.0%
7304.19.10.20 Other — Of iron or nonalloy steel — Having an outside diameter not exceeding 114.3 mm 0.0%
7304.19.10.30 Other — Of iron or nonalloy steel — Having an outside diameter exceeding 114.3 mm but less than 215.9 mm 0.0%
7304.19.10.45 Of iron or nonalloy steel — Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.19.10.60 Of iron or nonalloy steel — Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.19.10.80 Other — Of iron or nonalloy steel — Having an outside diameter exceeding 406.4 mm 0.0%
7304.19.50.20 Other — Of other alloy steel — Having an outside diameter not exceeding 114.3 mm 0.0%
7304.19.50.50 Other — Of other alloy steel — Having an outside diameter exceeding 114.3 mm but not exceeding 406.4 mm 0.0%
7304.19.50.80 Other — Of other alloy steel — Having an outside diameter exceeding 406.4 mm 0.0%
7304.22.00.30 Drill pipe of stainless steel — Having an outside diameter not exceeding 168.3 mm — Having a wall thickness not exceeding 9.5 mm 0.0%
7304.22.00.45 Drill pipe of stainless steel — Having an outside diameter not exceeding 168.3 mm — Having a wall thickness exceeding 9.5 mm 0.0%
7304.22.00.60 Casing, tubing and drill pipe, of a kind used in drilling for oil or gas — Drill pipe of stainless steel — Having an outside diameter exceeding 168.3 mm 0.0%
7304.23.30.00 Casing, tubing and drill pipe, of a kind used in drilling for oil or gas — Other drill pipe — Of iron or nonalloy steel 0.0%
7304.23.60.30 Of alloy steel — Having an outside diameter not exceeding 168.3 mm — Having a wall thickness not exceeding 9.5 mm 0.0%
7304.23.60.45 Of alloy steel — Having an outside diameter not exceeding 168.3 mm — Having a wall thickness exceeding 9.5 mm 0.0%
7304.23.60.60 Other drill pipe — Of alloy steel — Having an outside diameter exceeding 168.3 mm 0.0%
7304.24.30.10 Threaded or coupled — Having an outside diameter less than 215.9 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.24.30.20 Threaded or coupled — Having an outside diameter less than 215.9 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.24.30.30 Threaded or coupled — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.24.30.40 Threaded or coupled — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.24.30.45 Casing — Threaded or coupled — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm 0.0%
7304.24.30.80 Casing — Threaded or coupled — Having an outside diameter exceeding 406.4 mm 0.0%
7304.24.40.10 Other — Having an outside diameter less than 215.9 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.24.40.20 Other — Having an outside diameter less than 215.9 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.24.40.30 Other — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.24.40.40 Other — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.24.40.50 Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.24.40.60 Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.24.40.80 Casing — Other — Having an outside diameter exceeding 406.4 mm 0.0%
7304.24.60.15 Tubing — Having an outside diameter not exceeding 114.3 mm — Having a wall thickness not exceeding 9.5 mm 0.0%
7304.24.60.30 Tubing — Having an outside diameter not exceeding 114.3 mm — Having a wall thickness exceeding 9.5 mm 0.0%
7304.24.60.45 Other, of stainless steel — Tubing — Having an outside diameter exceeding 114.3 mm but less than 215.9 mm 0.0%
7304.24.60.60 Other, of stainless steel — Tubing — Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm 0.0%
7304.24.60.75 Other, of stainless steel — Tubing — Having an outside diameter exceeding 406.4 mm 0.0%
7304.29.10.10 Threaded or coupled — Having an outside diameter less than 215.9 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.10.20 Threaded or coupled — Having an outside diameter less than 215.9 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.10.30 Threaded or coupled — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.10.40 Threaded or coupled — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.10.50 Threaded or coupled — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.10.60 Threaded or coupled — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.10.80 Of iron or nonalloy steel — Threaded or coupled — Having an outside diameter exceeding 406.4 mm 0.0%
7304.29.20.10 Other — Having an outside diameter less than 215.9 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.20.20 Other — Having an outside diameter less than 215.9 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.20.30 Other — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.20.40 Other — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.20.50 Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.20.60 Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.20.80 Of iron or nonalloy steel — Other — Having an outside diameter exceeding 406.4 mm 0.0%
7304.29.31.10 Threaded or coupled — Having an outside diameter less than 215.9 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.31.20 Threaded or coupled — Having an outside diameter less than 215.9 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.31.30 Threaded or coupled — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.31.40 Threaded or coupled — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.31.50 Threaded or coupled — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.31.60 Threaded or coupled — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.31.80 Of other alloy steel — Threaded or coupled — Having an outside diameter exceeding 406.4 mm 0.0%
7304.29.41.10 Other — Having an outside diameter less than 215.9 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.41.20 Other — Having an outside diameter less than 215.9 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.41.30 Other — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.41.40 Other — Having an outside diameter of 215.9 mm or more but not exceeding 285.8 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.41.50 Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.29.41.60 Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness of 12.7 mm or more 0.0%
7304.29.41.80 Of other alloy steel — Other — Having an outside diameter exceeding 406.4 mm 0.0%
7304.29.50.15 Of iron or nonalloy steel — Having an outside diameter not exceeding 114.3 mm — Having a wall thickness not exceeding 9.5 mm 0.0%
7304.29.50.30 Of iron or nonalloy steel — Having an outside diameter not exceeding 114.3 mm — Having a wall thickness exceeding 9.5 mm 0.0%
7304.29.50.45 Tubing — Of iron or nonalloy steel — Having an outside diameter exceeding 114.3 mm but less than 215.9 mm 0.0%
7304.29.50.60 Tubing — Of iron or nonalloy steel — Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm 0.0%
7304.29.50.75 Tubing — Of iron or nonalloy steel — Having an outside diameter exceeding 406.4 mm 0.0%
7304.29.61.15 Of other alloy steel — Having an outside diameter not exceeding 114.3 mm — Having a wall thickness not exceeding 9.5 mm 0.0%
7304.29.61.30 Of other alloy steel — Having an outside diameter not exceeding 114.3 mm — Having a wall thickness exceeding 9.5 mm 0.0%
7304.29.61.45 Tubing — Of other alloy steel — Having an outside diameter exceeding 114.3 mm but less than 215.9 mm 0.0%
7304.29.61.60 Tubing — Of other alloy steel — Having an outside diameter of 215.9 mm or more but not exceeding 406.4 mm 0.0%
7304.29.61.75 Tubing — Of other alloy steel — Having an outside diameter exceeding 406.4 mm 0.0%
7304.31.30.00 Other, of circular cross section, of iron or nonalloy steel — Cold-drawn or cold-rolled (cold-reduced) — Hollow bars 0.0%
7304.31.60.10 Cold-drawn or cold-rolled (cold-reduced) — Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters 0.0%
7304.31.60.50 Cold-drawn or cold-rolled (cold-reduced) — Other — Other 0.0%
7304.39.00.02 Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Having an outside diameter less than 38.1 mm 0.0%
7304.39.00.04 Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Having an outside diameter of 38.1 mm or more but less than 190.5 mm 0.0%
7304.39.00.06 Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm 0.0%
7304.39.00.08 Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Having an outside diameter exceeding 285.8 mm 0.0%
7304.39.00.16 Other — Other — Galvanized, having an outside diameter not exceeding 114.3 mm 0.0%
7304.39.00.20 Other — Other — Having an outside diameter less than 38.1 mm 0.0%
7304.39.00.24 Other — Having an outside diameter of 38.1 mm or more but not exceeding 114.3 mm — Having a wall thickness less than 6.4 mm 0.0%
7304.39.00.28 Other — Having an outside diameter of 38.1 mm or more but not exceeding 114.3 mm — Having a wall thickness of 6.4 mm or more but not exceeding 12.7 mm 0.0%
7304.39.00.32 Other — Having an outside diameter of 38.1 mm or more but not exceeding 114.3 mm — Having a wall thickness exceeding 12.7 mm 0.0%
7304.39.00.36 Other — Having an outside diameter exceeding 114.3 mm but less than 190.5 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.39.00.40 Other — Having an outside diameter exceeding 114.3 mm but less than 190.5 mm — Having a wall thickness of 12.7 mm or more but less than 19 mm 0.0%
7304.39.00.44 Other — Having an outside diameter exceeding 114.3 mm but less than 190.5 mm — Having a wall thickness of 19 mm or more 0.0%
7304.39.00.48 Other — Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.39.00.52 Other — Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm — Having a wall thickness of 12.7 mm or more but less than 19 mm 0.0%
7304.39.00.56 Other — Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm — Having a wall thickness of 19 mm or more 0.0%
7304.39.00.62 Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.39.00.68 Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness of 12.7 mm or more but less than 19 mm 0.0%
7304.39.00.72 Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm — Having a wall thickness of 19 mm or more 0.0%
7304.39.00.76 Other — Having an outside diameter exceeding 406.4 mm — Having a wall thickness less than 19 mm 0.0%
7304.39.00.80 Other — Having an outside diameter exceeding 406.4 mm — Having a wall thickness of 19 mm or more 0.0%
7304.41.30.05 Cold-drawn or cold-rolled (cold-reduced) — Of an external diameter of less than 19 mm — Of high-nickel alloy steel 0.0%
7304.41.30.15 Of an external diameter of less than 19 mm — Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters 0.0%
7304.41.30.45 Of an external diameter of less than 19 mm — Other — Other 0.0%
7304.41.60.05 Cold-drawn or cold-rolled (cold-reduced) — Other — Of high-nickel alloy steel 0.0%
7304.41.60.15 Other — Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters 0.0%
7304.41.60.45 Other — Other — Other 0.0%
7304.49.00.05 Other, of circular cross section, of stainless steel — Other — Of high-nickel alloy steel 0.0%
7304.49.00.15 Other — Other — Hollow bars 0.0%
7304.49.00.45 Other — Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters 0.0%
7304.49.00.60 Other — Other — Other 0.0%
7304.51.10.00 Other, of circular cross section, of other alloy steel — Cold-drawn or cold-rolled (cold-reduced) — Suitable for use in the manufacture of ball or roller bearings 0.0%
7304.51.50.05 Cold-drawn or cold-rolled (cold-reduced) — Other — Of high-nickel alloy steel 0.0%
7304.51.50.15 Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Of heat-resisting steel 0.0%
7304.51.50.45 Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Other 0.0%
7304.51.50.60 Other — Other — Other 0.0%
7304.59.10.00 Other, of circular cross section, of other alloy steel — Other — Suitable for use in the manufacture of ball or roller bearings 0.0%
7304.59.20.30 Other — Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Of heat-resisting steel 0.0%
7304.59.20.40 Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Other — Having an outside diameter less than 38.1 mm 0.0%
7304.59.20.45 Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Other — Having an outside diameter of 38.1 mm or more but not exceeding 114.3 mm 0.0%
7304.59.20.55 Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Other — Having an outside diameter exceeding 114.3 mm but less than 190.5 mm 0.0%
7304.59.20.60 Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Other — Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm 0.0%
7304.59.20.70 Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Other — Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm 0.0%
7304.59.20.80 Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters — Other — Having an outside diameter exceeding 406.4 mm 0.0%
7304.59.60.00 Other — Other — Of heat-resisting steel 0.0%
7304.59.80.10 Other — Other — Having an outside diameter less than 38.1 mm 0.0%
7304.59.80.15 Other — Having an outside diameter of 38.1 mm or more but not exceeding 114.3 mm — Having a wall thickness less than 6.4 mm 0.0%
7304.59.80.20 Other — Having an outside diameter of 38.1 mm or more but not exceeding 114.3 mm — Having a wall thickness of 6.4 mm or more but not exceeding 12.7 mm 0.0%
7304.59.80.25 Other — Having an outside diameter of 38.1 mm or more but not exceeding 114.3 mm — Having a wall thickness exceeding 12.7 mm 0.0%
7304.59.80.30 Other — Having an outside diameter exceeding 114.3 mm but less than 190.5 mm — Having a wall thickness less than 12.7 mm 0.0%
7304.59.80.35 Other — Having an outside diameter exceeding 114.3 mm but less than 190.5 mm — Having a wall thickness of 12.7 mm or more but less than 19 mm 0.0%
7304.59.80.40 Other — Having an outside diameter exceeding 114.3 mm but less than 190.5 mm — Having a wall thickness of 19 mm or more 0.0%
7304.59.80.45 Other — Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm — Having a wall thickness less than 12.7 mm 0.0%

Showing 150 of 573 codes. Use the HTS lookup to search the full schedule.

Informational only — not customs advice. Classification and valuation decisions are the importer’s responsibility under 19 USC §1484. For binding rulings, file CBP Form 19; for declarations, consult a licensed customs broker.