Sacrificial Magnesium Hull Anode from China
A consumable magnesium anode designed for cathodic protection of marine vessel hulls during electrolysis in saltwater environments. It attaches to the ship's hull and corrodes preferentially to protect the steel structure. Classified under HTS 8543.30.90.40 as a magnesium anode for electrolytic processes.
Duty Rate — China → United States
40.1%
Rate breakdown
9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Verify magnesium purity exceeds 99% for anode efficiency; obtain mill test certificates proving composition
• Common pitfall: misclassifying as general scrap metal
• Ensure proper hazardous material declarations if packaged with fluxes