Oxygen-Free Copper Rectangular Profile from China
High-conductivity oxygen-free copper (OFHC) bar with rectangular cross section for RF shielding and microwave components. Falls under HTS 7407.10.50.10 as refined copper bar/rod with specified rectangular shape. Purity exceeds 99.99% Cu.
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
• Require supplier COA confirming oxygen-free status (<10 ppm O2) to prevent reclassification as standard ETP copper
• For aerospace/electronics end-use, include ITAR compliance docs even for commercial grades