Phosphor Bronze C51000 Ingot from Canada
C51000 phosphor bronze contains 94.8% copper, 5% tin, 0.2% phosphorus unwrought. HTS 7403.29.01 classification as other copper-tin alloy (bronze). Precision springs and electrical connectors primary uses.
Duty Rate — Canada → United States
1%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Phosphorus content specification critical; affects spring temper properties
• Heat treat records demonstrate unwrought status pre-rolling
• Conductor alloy; electrical conductivity test data supports use declaration