Phosphor Bronze Shim Stock Coil from China

Precision shim stock made from phosphor bronze strip, 0.5 mm thick by 100 mm wide, supplied in coils for machinery alignment and wear plates. Classified under HTS 7409.39.90.30 due to its phosphor bronze composition (copper-tin alloy with phosphorus), thickness >0.15 mm but <5 mm, and narrow width. Excellent wear resistance and non-magnetic properties suit industrial shimming.

Duty Rate — China → United States

38%

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

Include chemical analysis report confirming tin predominance and phosphorus content typical of phosphor bronze

Declare as 'strip' not 'foil' if >0.15 mm; measure uncoiled thickness accurately