Tin Bronze C90300 Continuous Cast Bar from United States
Tin bronze C90300 continuous cast unwrought bars with 7.5-9% tin, 3% zinc, and 88% copper. This gunmetal alloy meets strict bronze criteria under subheading note (b), with tin predominating over zinc. Produced by continuous casting without subsequent reduction, these bars are used for valves and fittings.
Duty Rate — United States → Canada
0%
Import Tips
• Confirm the tin content is at least 3% and zinc is below 10%
• Provide a certificate of analysis
• Ensure the bars are unwrought and not machined or worked after casting