Sleeves (couplings)

HTS code 7307.92.30 covers sleeves (couplings) – threaded elbows, bends, and sleeves – made of iron or steel. Use this code when importing these pipe fittings, as the general duty is free for standard trade partners, and it falls within the broader category of iron or steel articles detailed in Chapter 73.

Detailed information for HTS Code 7307.92.30

AI Summary

This duty applies to articles of iron or steel within Chapter 73, specifically to tube or pipe fittings like couplings and sleeves. The 7307.92.30 code covers threaded elbows, bends, and sleeves, more specifically sleeves (couplings) made of iron or steel. This code further breaks down into 7307.92.30.10 for sleeves made of iron or nonalloy steel, and 7307.92.30.30 for those made of alloy steel (excluding stainless steel); use the appropriate suffix based on the material composition of the sleeve. Statistical reporting requires specifying the material type to ensure accurate data collection.

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 7307.92.30 and its subdivisions, 7307.92.30.10 (iron/nonalloy steel) and 7307.92.30.30 (alloy steel), is Free, applying to goods from standard trade partners (NTR). Special rates are not specified, but eligibility exists for potential benefits under FTA or preference programs. Reporting units are in kilograms (kg). This means goods falling under these codes generally enter duty-free unless subject to specific trade restrictions or if originating from a country without NTR status; in such cases, special rates would apply if a qualifying FTA or preference program is utilized.

Rate of Duty (Column 2): 45%

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Code subdivisions

7307.92.30.10

Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: > Other: > Threaded elbows, bends and sleeves: > Sleeves (couplings) > Of iron or nonalloy steel

7307.92.30.30

Tube or pipe fittings (for example, couplings, elbows, sleeves), of iron or steel: > Other: > Threaded elbows, bends and sleeves: > Sleeves (couplings) > Of alloy steel (except stainless steel)

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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November 15, 2025

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