C52100 Phosphor Bronze Coil Strip from Japan
C52100 phosphor bronze strip coil (Cu 92%, Sn 8%, P 0.05%) in widths 100-450mm, thickness 0.3mm, used for precision diaphragms. Fits HTS 7409.31.90.00 as thin bronze strip in coils per copper-tin base alloy definition (note b).
Duty Rate — Japan → United States
13%
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
Import Tips
• Label coils clearly with alloy grade C52100 and dimensions to facilitate customs verification
• Avoid mixed alloy shipments; segregate brass/bronze to prevent duty disputes
• Document end-use if electrical to preempt anti-dumping scrutiny on Asian phosphor bronze