Of alloy steel

This code covers seamless alloy steel drill pipe used in oil or gas drilling. Use this code when importing these specific tubes, pipes, and hollow profiles, which generally receive free duty under standard trade agreements or eligible preference programs as outlined in Chapter 73.

Detailed information for HTS Code 7304.23.60

This duty schedule covers articles of iron or steel within Chapter 73, specifically seamless tubes, pipes, and hollow profiles used for oil or gas drilling. The 7304.23.60 code details alloy steel drill pipe, excluding casing and tubing, and is generally free of duty with standard trade partner or eligible FTA benefits. Further statistical subdivisions (7304.23.60.30, 7304.23.60.45, and 7304.23.60.60) differentiate the drill pipe based on outside diameter and wall thickness, so choose the suffix that accurately reflects those measurements.

Chapter	Chapter 73 - Articles of iron or steel
Section	Section XV - Base Metals and Articles of Base Metal

Duty snapshot

Quick reference for the duty outcomes tied to this HTS line.

General Duty

Free

Standard trade partners (NTR)

Special Duty

N/A

Eligible FTA or preference programs

The general duty rate for HTS code 7304.23.60 and its subdivisions (7304.23.60.30, 7304.23.60.45, and 7304.23.60.60) is Free, meaning no duty is assessed on goods meeting the code’s description. This applies to all subdivisions as well. A special rate is not specified, but eligibility for preferential treatment under Free Trade Agreements (FTAs) or other preference programs may apply. Reporting units for this code and its subdivisions are kilograms (kg). Standard trade partner (NTR) status applies to the general rate, implying normal trade relations apply to imports from these countries.

Rate of Duty (Column 2): 35%

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Code subdivisions

7304.23.60.30

Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: > Other drill pipe: > Of alloy steel > Having an outside diameter not exceeding 168.3 mm: > Having a wall thickness not exceeding 9.5 mm

7304.23.60.45

Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: > Other drill pipe: > Of alloy steel > Having an outside diameter not exceeding 168.3 mm: > Having a wall thickness exceeding 9.5 mm

7304.23.60.60

Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Casing, tubing and drill pipe, of a kind used in drilling for oil or gas: > Other drill pipe: > Of alloy steel > Having an outside diameter exceeding 168.3 mm

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Chapter & section notes

Chapter notes

Harmonized Tariff Schedule of the United States Revision 29 (2025) Annotated for Statistical Reporting Purposes CHAPTER 73 ARTICLES OF IRON OR STEEL XV 73-1 Notes 1. In this chapter the expression "cast iron" applies to products obtained by casting in which iron predominates by weight over each of the other elements and which do not comply with the chemical composition of steel as defined in Note 1(d) to chapter 72. 2. In this chapter the word "wire" means hot- or cold-formed products of any cross-sectional shape, of which no cross-sectional dimension exceeds 16 mm. Additional U.S. Notes 1. For the purposes of heading 7304 or 7306, the rate of duty "Free (C)" appearing in the "Special" subcolumn applies only to tubes and pipes with attached fittings, suitable for conducting gases or liquids. 2. For the purposes of subheading 7307.19.30, the expression "ductile fittings" refers to fittings which contain over 2.5 percent carbon and over 0.02 percent of magnesium or of magnesium and cerium, by weight. Statistical Note 1. For the purposes of statistical reporting numbers 7310.10.0005, 7310.29.0020 and 7310.29.0055, “refillable stainless steel kegs, whether or not pressurized” refers to cylindrical kegs for liquid beverages, each keg with a domed top and bottom and a single neck piece, designed for a coupler (valve) system and an extractor tube (spear) by which the keg can be cleaned, filled and dispense the liquid contents. Harmonized Tariff Schedule of the United States Revision 29 (2025) Annotated for Statistical Reporting Purposes XV 73-2

Section notes

SECTION XV BASE METALS AND ARTICLES OF BASE METAL XV-1 Notes 1. This section does not cover: (a) Prepared paints, inks or other products with a basis of metallic flakes or powder (headings 3207 to 3210, 3212, 3213 or 3215); (b) Ferrocerium or other pyrophoric alloys (heading 3606); (c) Headgear or parts thereof of heading 6506 or 6507; (d) Umbrella frames or other articles of heading 6603; (e) Goods of

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November 15, 2025

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