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Aluminum Threaded Coupling from China

A straight aluminum coupling with internal/external threads for joining two aluminum tubes end-to-end in fluid transfer systems. Classified under HTS 7609.00.00.00 as a tube/pipe fitting example like couplings. Commonly used in irrigation and pneumatic applications.

Duty Rate — China → United States

80.7%

Rate breakdown

9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)

Import Tips

Include detailed engineering drawings showing threaded design for tube/pipe use to support classification

Test for pressure ratings and certify compliance with ASTM B88 or similar standards for import verification

Avoid bulk packaging misclassified as scrap; ship as finished fittings with individual packaging