Phosphor Bronze C51000 Coil Sheet 6mm Thick from Canada
Phosphor bronze C51000 is a copper-tin base alloy (Cu-Sn 5%) commonly used for heavy-duty springs and electrical contacts. This product is supplied in coils with a thickness of 6 mm, exceeding the 5 mm threshold for HTS 7409.31.10.00. It meets the subheading note definition for bronzes where tin predominates over other elements.
Duty Rate — Canada → 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
• Obtain mill test certificate confirming tin content > zinc and meeting bronze alloy definition per chapter notes
• Declare exact thickness and alloy grade (e.g
• UNS C51000) to avoid reclassification to thinner gauges
• Check for anti-dumping duties on specific bronze alloys from certain origins