Chapters › 7304 › 7304.59 › 7304.59.20

HTS 7304.59.20

Suitable for use in boilers, superheaters, heat exchangers, condensers, refining furnaces and feedwater heaters

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

General (normal trade relations)Free
Special (trade programs)—
Column 235%
As of Revision 22 (2026), effective Oct 30, 2026Source: USITC HTS ↗3 measures add duty
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Chapter 99 measures that list this product

Each heading’s own text says whether the listing adds duty or exempts the product. Read the heading and its note before relying on a rate.

Measures on products of any country (check their exceptions)

Lines under 7304.59.20

HTSDescriptionGeneralColumn 2
7304.59.20.30Of heat-resisting steel
7304.59.20.40Having an outside diameter less than 38.1 mm
7304.59.20.45Having an outside diameter of 38.1 mm or more but not exceeding 114.3 mm
7304.59.20.55Having an outside diameter exceeding 114.3 mm but less than 190.5 mm
7304.59.20.60Having an outside diameter of 190.5 mm or more but not exceeding 285.8 mm
7304.59.20.70Having an outside diameter exceeding 285.8 mm but not exceeding 406.4 mm
7304.59.20.80Having an outside diameter exceeding 406.4 mm