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    7306.61.70

    Of alloy steel

    This code covers alloy steel tubes, pipes, and hollow profiles with a noncircular (square or rectangular) cross-section and wall thickness less than 4mm. Use this code for importing these specific steel products, which generally have a free rate of duty, as detailed within Chapter 73 of the Harmonized Tariff Schedule.

    Of alloy steel

    Detailed information for HTS Code 7306.61.70

    This duty information falls within Chapter 73 of the Harmonized Tariff Schedule, which covers articles of iron or steel. Specifically, it addresses tubes, pipes, and hollow profiles of alloy steel with a noncircular, welded, square or rectangular cross-section and a wall thickness less than 4mm. This code has two subdivisions: 7306.61.70.30 for stainless steel alloy tubes and 7306.61.70.60 for other alloy steel tubes not specifically of stainless steel; choose the appropriate suffix based on the material composition of the product. Reporting should be done in kilograms.

    ChapterChapter 73 - Articles of iron or steel
    SectionSection 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 7306.61.70 is Free, meaning no duty is assessed on imports of alloy steel tubes and pipes meeting this description, reported in kilograms. Special rates are not specified for the main code, however, the subdivisions 7306.61.70.30 (stainless steel) and 7306.61.70.60 (other) may be eligible for preferential treatment under Eligible FTA or preference programs, but specific rates are not provided. Additionally, U.S. Notes indicate a "Free (C)" rate may apply to tubes and pipes with attached fittings suitable for conducting gases or liquids, but this is a conditional rate and not universally applicable to all imports under this HTS code.

    Rate of Duty (Column 2): 35%

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    Code subdivisions

    7306.61.70.30

    Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel: > Other, welded, of noncircular cross section: > Of square or rectangular cross section: > Having a wall thickness of less than 4 mm: > Of alloy steel > Of stainless steel

    7306.61.70.60

    Other tubes, pipes and hollow profiles (for example, open seamed or welded, riveted or similarly closed), of iron or steel: > Other, welded, of noncircular cross section: > Of square or rectangular cross section: > Having a wall thickness of less than 4 mm: > Of alloy steel > Other

    View HTS reference

    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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    Last updated

    November 15, 2025

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