7304.29.31—Threaded or coupled
General duty rate
Free
Across 7 10-digit lines
Coverage on this page
Up one level: 7304.29 — Other: (subheading)
Plain-English explanation
HTS 7304.29.31 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Threaded or coupled. It sits in Chapter 73: Articles of iron or steel, Section XV: Base Metals and Articles of Base Metal and rolls up 7 10-digit statistical lines, all with a general duty rate of Free. 15 Chapter 99 tariff modifications currently touch one or more lines under this tariff item, and 15 AD/CVD orders flag at least one child line.
10-digit lines under 7304.29.31(7)
Pick a line to view full rate detail and compute landed duty
7304.29.31.10Having a wall thickness less than 12.7 mmFree7304.29.31.20Having a wall thickness of 12.7 mm or moreFree7304.29.31.30Having a wall thickness less than 12.7 mmFree7304.29.31.40Having a wall thickness of 12.7 mm or moreFree7304.29.31.50Having a wall thickness less than 12.7 mmFree7304.29.31.60Having a wall thickness of 12.7 mm or moreFreeTariff modifications(15)
Chapter 99 overlays touching one or more lines under 7304.29.31
| Code | Authority | Rate |
|---|---|---|
| 9903.80.01 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.80.61 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.81.83 | section_232 | The duty provided in the applicable subheading + 25% |
| 9903.81.85 |
AD/CVD orders(15)
Antidumping or countervailing orders covering one or more lines under 7304.29.31
Frequently asked questions
What does HTS 7304.29.31 cover?
HTS 7304.29.31 is an 8-digit tariff item of the U.S. Harmonized Tariff Schedule covering Threaded or coupled. It belongs to Chapter 73 and rolls up 7 10-digit statistical lines that brokers actually file at entry.
What is the duty rate for HTS 7304.29.31?
Every 10-digit line under HTS 7304.29.31 carries a general (Column 1) duty rate of Free. Section 301, Section 232, and AD/CVD overlays may stack on top of this rate at the per-line level — open a specific 10-digit code to see its complete tariff stack.
How do I find the right 10-digit line under HTS 7304.29.31?
U.S. Customs requires entries to be filed at the 10-digit statistical level — the broader tariff item HTS 7304.29.31 is not directly fileable. Match your product description to the most specific 10-digit line in the list on this page; if multiple lines could apply, the General Rules of Interpretation (GRIs) and chapter notes determine which one governs.
Are there AD/CVD orders affecting HTS 7304.29.31?
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