7409.31.10.00/Gunmetal Bronze C90500 Coil 10mm Thick/China

Gunmetal Bronze C90500 Coil 10mm Thick from China

Traditional gunmetal C90500 (88Cu-10Sn-2Zn) heavy coiled plate for valves and fittings. Qualifies HTS 7409.31.10.00 as classic copper-tin bronze with minimal zinc <10%.

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)

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Import Tips

• Reference ASTM B62 standard in documentation for C90500 composition verification

• Separate from brass coils in shipment to avoid alloy confusion during inspection

• Declare weight per coil accurately for duty calculation on heavy gauges