Gunmetal Bronze C90500 Coil 10mm Thick from Canada
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 — Canada → United States
53%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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