ETP Grade Refined Copper Strip Coil from China
Electrolytic tough pitch (ETP) refined copper strip in coil form, 0.4 mm thick and 450 mm wide, ideal for transformer windings. Classified under HTS 7409.11.5050 due to refined copper composition, coil presentation, and dimensions under specified limits. Meets high conductivity standards for electrical use.
Duty Rate — China → United States
36%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Ensure ETP certification and conductivity specs (>100% IACS) for refined copper compliance
• Declare coil ID/OD precisely; uncoiling during inspection can trigger reclassification as sheet
• Watch for alloy contamination—zinc >1% per note (a) requires alloy heading