Marine 5086 Aluminum Alloy Pipe from China
5086-H116 aluminum alloy pipe for seawater piping systems and boat hull thru-hulls. HTS 7608.20.00 for marine-grade alloy pipes with magnesium alloying for corrosion resistance. Meets MIL-DTL-15024 standards for naval 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
• Marine certification (Lloyds/DNV) mandatory; include classification society docs
• H116 temper specifically for welded marine fabrication; declare exact temper
• Galvanic corrosion prevention requires compatible fastener declarations