Base
HTS 7304Chapter 73

HTS 7304Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: Duty Rate & Import Guide

Articles of Iron or Steel · $188.3M monthly imports · 100% from 1 countries · Updated daily from USITC

Duty Rates

General

Free

Special

Free

Column 2

Free

Trade Agreement Eligibility

CUSMAKORUS

Trade Intelligence

Monthly Imports

$188.3M

2026-01

Trade Concentration

100%

from top 3 of 1 origins

Regulatory Pressure

LOW

0 rulings — · 0 reg · 0 cases

Global Rates

🇺🇸 Free

🇬🇧 United Kingdom: N/A · 🇪🇺 European Union: N/A · 🇨🇦 Canada: N/A · 🇧🇷 Brazil: N/A

Compare All →

Data compiled from USITC HTS, US Census Bureau, CPSC SaferProducts.gov · As of 2026-04-28 · Updates monthly

Supply Chain Risk

100% of US imports for this code come from just 1 countries. High origin concentration increases exposure to trade disruptions or tariff escalations.

High-Volume Code

This is a high-volume import code — $188M in monthly US imports. Duty rate changes or trade remedy actions on this code have significant economic impact.

Trade Remedy

Additional Tariffs Apply

Section 232 — Steel & Aluminum Tariffs+25%

Iron and steel articles

Active — 25% on steel, 25% on aluminum (aluminum raised from 10% to 25% effective March 12, 2025)

Effective 2018-03-23

These additional tariffs apply on top of the general duty rate. View full trade remedy tracker →

Subheadings (170)

CodeDescriptionRate
7304.11.00Of stainless steelFree
7304.11.00.20Having an outside diameter not exceeding <il>114.3 mm</il>
7304.11.00.50Having an outside diameter exceeding <il>114.3 mm</il> but not exceeding <il>406.4 mm</il>
7304.11.00.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.19Other:
7304.19.10Of iron or nonalloy steelFree
7304.19.10.20Having an outside diameter not exceeding <il>114.3 mm</il>
7304.19.10.30Having an outside diameter exceeding <il>114.3 mm</il> but less than <il>215.9 mm</il>
7304.19.10.45Having a wall thickness less than <il>12.7 mm</il>
7304.19.10.60Having a wall thickness of <il>12.7 mm</il> or more
7304.19.10.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.19.50Of other alloy steelFree
7304.19.50.20Having an outside diameter not exceeding <il>114.3 mm</il>
7304.19.50.50Having an outside diameter exceeding <il>114.3 mm</il> but not exceeding <il>406.4 mm</il>
7304.19.50.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.22.00Drill pipe of stainless steelFree
7304.22.00.30Having a wall thickness not exceeding <il>9.5 mm</il>
7304.22.00.45Having a wall thickness exceeding <il>9.5 mm</il>
7304.22.00.60Having an outside diameter exceeding <il>168.3 mm</il>
7304.23Other drill pipe:
7304.23.30.00Of iron or nonalloy steelFree
7304.23.60Of alloy steelFree
7304.23.60.30Having a wall thickness not exceeding <il>9.5 mm</il>
7304.23.60.45Having a wall thickness exceeding <il>9.5 mm</il>
7304.23.60.60Having an outside diameter exceeding <il>168.3 mm</il>
7304.24Other, of stainless steel:
7304.24.30Threaded or coupledFree
7304.24.30.10Having a wall thickness less than <il>12.7 mm</il>
7304.24.30.20Having a wall thickness of <il>12.7 mm</il> or more
7304.24.30.30Having a wall thickness less than <il>12.7 mm</il>
7304.24.30.40Having a wall thickness of <il>12.7 mm</il> or more
7304.24.30.45Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm
7304.24.30.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.24.40OtherFree
7304.24.40.10Having a wall thickness less than <il>12.7 mm</il>
7304.24.40.20Having a wall thickness of <il>12.7 mm</il> or more
7304.24.40.30Having a wall thickness less than <il>12.7 mm</il>
7304.24.40.40Having a wall thickness of <il>12.7 mm</il> or more
7304.24.40.50Having a wall thickness less than <il>12.7 mm</il>
7304.24.40.60Having a wall thickness of <il>12.7 mm</il> or more
7304.24.40.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.24.60TubingFree
7304.24.60.15Having a wall thickness not exceeding <il>9.5 mm</il>
7304.24.60.30Having a wall thickness exceeding <il>9.5 mm</il>
7304.24.60.45Having an outside diameter exceeding <il>114.3 mm</il> but less than <il>215.9 mm</il>
7304.24.60.60Having an outside diameter of <il>215.9 mm</il> or more but not exceeding <il>406.4 mm</il>
7304.24.60.75Having an outside diameter exceeding <il>406.4 mm</il>
7304.29Other:
7304.29.10Threaded or coupledFree
7304.29.10.10Having a wall thickness less than <il>12.7 mm</il>
7304.29.10.20Having a wall thickness of <il>12.7 mm</il> or more
7304.29.10.30Having a wall thickness less than <il>12.7 mm</il>
7304.29.10.40Having a wall thickness of <il>12.7 mm</il> or more
7304.29.10.50Having a wall thickness less than <il>12.7 mm</il>
7304.29.10.60Having a wall thickness of <il>12.7 mm</il> or more
7304.29.10.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.29.20OtherFree
7304.29.20.10Having a wall thickness less than <il>12.7 mm</il>
7304.29.20.20Having a wall thickness of <il>12.7 mm</il> or more
7304.29.20.30Having a wall thickness less than <il>12.7 mm</il>
7304.29.20.40Having a wall thickness of <il>12.7 mm</il> or more
7304.29.20.50Having a wall thickness less than <il>12.7 mm</il>
7304.29.20.60Having a wall thickness of <il>12.7 mm</il> or more
7304.29.20.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.29.31Threaded or coupledFree
7304.29.31.10Having a wall thickness less than <il>12.7 mm</il>
7304.29.31.20Having a wall thickness of <il>12.7 mm</il> or more
7304.29.31.30Having a wall thickness less than <il>12.7 mm</il>
7304.29.31.40Having a wall thickness of <il>12.7 mm</il> or more
7304.29.31.50Having a wall thickness less than <il>12.7 mm</il>
7304.29.31.60Having a wall thickness of <il>12.7 mm</il> or more
7304.29.31.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.29.41OtherFree
7304.29.41.10Having a wall thickness less than <il>12.7 mm</il>
7304.29.41.20Having a wall thickness of <il>12.7 mm</il> or more
7304.29.41.30Having a wall thickness less than <il>12.7 mm</il>
7304.29.41.40Having a wall thickness of <il>12.7 mm</il> or more
7304.29.41.50Having a wall thickness less than <il>12.7 mm</il>
7304.29.41.60Having a wall thickness of <il>12.7 mm</il> or more
7304.29.41.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.29.50Of iron or nonalloy steelFree
7304.29.50.15Having a wall thickness not exceeding <il>9.5 mm</il>
7304.29.50.30Having a wall thickness exceeding <il>9.5 mm</il>
7304.29.50.45Having an outside diameter exceeding <il>114.3 mm</il> but less than <il>215.9 mm</il>
7304.29.50.60Having an outside diameter of <il>215.9 mm</il> or more but not exceeding <il>406.4 mm</il>
7304.29.50.75Having an outside diameter exceeding <il>406.4 mm</il>
7304.29.61Of other alloy steelFree
7304.29.61.15Having a wall thickness not exceeding <il>9.5 mm</il>
7304.29.61.30Having a wall thickness exceeding <il>9.5 mm</il>
7304.29.61.45Having an outside diameter exceeding <il>114.3 mm</il> but less than <il>215.9 mm</il>
7304.29.61.60Having an outside diameter of <il>215.9 mm</il> or more but not exceeding <il>406.4 mm</il>
7304.29.61.75Having an outside diameter exceeding <il>406.4 mm</il>
7304.31Cold-drawn or cold-rolled (cold-reduced):
7304.31.30.00Hollow barsFree
7304.31.60OtherFree
7304.31.60.10Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters
7304.31.60.50Other
7304.39.00OtherFree
7304.39.00.02Having an outside diameter less than <il>38.1 mm</il>
7304.39.00.04Having an outside diameter of <il>38.1 mm</il> or more but less than 190.5 mm
7304.39.00.06Having an outside diameter of <il>190.5 mm</il> or more but not exceeding <il>285.8 mm</il>
7304.39.00.08Having an outside diameter exceeding <il>285.8 mm</il>
7304.39.00.16Galvanized, having an outside diameter not exceeding <il>114.3 mm</il>
7304.39.00.20Having an outside diameter less than <il>38.1 mm</il>
7304.39.00.24Having a wall thickness less than <il>6.4 mm</il>
7304.39.00.28Having a wall thickness of <il>6.4 mm</il> or more but not exceeding <il>12.7 mm</il>
7304.39.00.32Having a wall thickness exceeding <il>12.7 mm</il>
7304.39.00.36Having a wall thickness less than <il>12.7 mm</il>
7304.39.00.40Having a wall thickness of <il>12.7 mm</il> or more but less than <il>19 mm</il>
7304.39.00.44Having a wall thickness of <il>19 mm</il> or more
7304.39.00.48Having a wall thickness less than <il>12.7 mm</il>
7304.39.00.52Having a wall thickness of <il>12.7 mm</il> or more but less than <il>19 mm</il>
7304.39.00.56Having a wall thickness of <il>19 mm</il> or more
7304.39.00.62Having a wall thickness less than <il>12.7 mm</il>
7304.39.00.68Having a wall thickness of <il>12.7 mm</il> or more but less than <il>19 mm</il>
7304.39.00.72Having a wall thickness of <il>19 mm</il> or more
7304.39.00.76Having a wall thickness less than <il>19 mm</il>
7304.39.00.80Having a wall thickness of <il>19 mm</il> or more
7304.41Cold-drawn or cold-rolled (cold-reduced):
7304.41.30Of an external diameter of less than <il>19 mm</il>Free
7304.41.30.05Of high-nickel alloy steel
7304.41.30.15Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters
7304.41.30.45Other
7304.41.60OtherFree
7304.41.60.05Of high-nickel alloy steel
7304.41.60.15Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters
7304.41.60.45Other
7304.49.00OtherFree
7304.49.00.05Of high-nickel alloy steel
7304.49.00.15Hollow bars
7304.49.00.45Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters
7304.49.00.60Other
7304.51Cold-drawn or cold-rolled (cold-reduced):
7304.51.10.00Suitable for use in the manufacture of ball or roller bearingsFree
7304.51.50OtherFree
7304.51.50.05Of high-nickel alloy steel
7304.51.50.15Of heat-resisting steel
7304.51.50.45Other
7304.51.50.60Other
7304.59Other:
7304.59.10.00Suitable for use in the manufacture of ball or roller bearingsFree
7304.59.20Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heatersFree
7304.59.20.30Of heat-resisting steel
7304.59.20.40Having an outside diameter less than <il>38.1 mm</il>
7304.59.20.45Having an outside diameter of <il>38.1 mm</il> or more but not exceeding <il>114.3 mm</il>
7304.59.20.55Having an outside diameter exceeding <il>114.3 mm</il> but less than <il>190.5 mm</il>
7304.59.20.60Having an outside diameter of <il>190.5 mm</il> or more but not exceeding <il>285.8 mm</il>
7304.59.20.70Having an outside diameter exceeding <il>285.8 mm</il> but not exceeding <il>406.4 mm</il>
7304.59.20.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.59.60.00Of heat-resisting steelFree
7304.59.80OtherFree
7304.59.80.10Having an outside diameter less than <il>38.1 mm</il>
7304.59.80.15Having a wall thickness less than <il>6.4 mm</il>
7304.59.80.20Having a wall thickness of <il>6.4 mm</il> or more but not exceeding <il>12.7 mm</il>
7304.59.80.25Having a wall thickness exceeding <il>12.7 mm</il>
7304.59.80.30Having a wall thickness less than <il>12.7 mm</il>
7304.59.80.35Having a wall thickness of <il>12.7 mm</il> or more but less than <il>19 mm</il>
7304.59.80.40Having a wall thickness of <il>19 mm</il> or more
7304.59.80.45Having a wall thickness less than <il>12.7 mm</il>
7304.59.80.50Having a wall thickness of <il>12.7 mm</il> or more but less than <il>19 mm</il>
7304.59.80.55Having a wall thickness of <il>19 mm</il> or more
7304.59.80.60Having a wall thickness less than <il>12.7 mm</il>
7304.59.80.65Having a wall thickness of <il>12.7 mm</il> or more but less than <il>19 mm</il>
7304.59.80.70Having a wall thickness of <il>19 mm</il> or more
7304.59.80.80Having an outside diameter exceeding <il>406.4 mm</il>
7304.90Other:
7304.90.10.00Of iron or nonalloy steelFree
7304.90.30.00Of alloy steelFree
7304.90.50.00Of iron or nonalloy steelFree
7304.90.70.00Of alloy steelFree

Matching Export Code (Schedule B)

7304110000Schedule B

LINE PIPE OF A KIND USED FOR OIL OR GAS PIPELINES, SEAMLESS, OF STAINLESS STEEL

Census Bureau export classification matching this HTS import code.

7301.20.50.007304.11.00