Other

HTS code 7304.49.00 covers seamless tubes, pipes, and hollow profiles of stainless steel with a circular cross-section. Use this code for importing these specific steel products, which generally enter the U.S. with free duty under standard trade agreements or eligible preference programs, as detailed within Chapter 73.

Detailed information for HTS Code 7304.49.00

This duty information falls within Chapter 73, which covers articles of iron or steel. The 7304.49.00 code specifically covers seamless tubes, pipes, and hollow profiles of stainless steel with a circular cross-section, categorized as "other." Several subdivisions exist under this code to further specify the type of product, including those made of high-nickel alloy steel (7304.49.00.05), hollow bars (7304.49.00.15), products for boiler applications (7304.49.00.45), and a general “other” category (7304.49.00.60); choose the suffix that most accurately describes the specific composition or intended use of the stainless steel tube, pipe, or profile.

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 rate of duty for HTS code 7304.49.00 and its subdivisions is Free, meaning no duty is assessed on goods falling under this code originating from standard trade partners. Special rates are not specified, however, eligibility for Free rates may be available through FTA or preference programs. All reported quantities must be in kilograms (kg). This applies to all subdivisions including 7304.49.00.05 (high-nickel alloy steel), 7304.49.00.15 (hollow bars), 7304.49.00.45 (boiler/heat exchanger tubes), and 7304.49.00.60 (other). The U.S. notes specify a “Free (C)” rate for tubes/pipes with fittings, but this does not appear to be relevant as a general special rate.

Rate of Duty (Column 2): 36%

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Code subdivisions

7304.49.00.05

Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Other, of circular cross section, of stainless steel: > Other > Of high-nickel alloy steel

Parent subheading for dairy herd replacements

7304.49.00.15

Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Other, of circular cross section, of stainless steel: > Other > Other: > Hollow bars

Parent subheading for dairy herd replacements

7304.49.00.45

Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Other, of circular cross section, of stainless steel: > Other > Other: > Other: > Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters

7304.49.00.60

Tubes, pipes and hollow profiles, seamless, of iron (other than cast iron) or steel: > Other, of circular cross section, of stainless steel: > Other > Other: > Other: > Other

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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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