Cupro-Nickel 70/30 Wire for Heat Exchangers from China
Bare 70/30 cupro-nickel wire used in condenser tube supports and heat exchanger components. It falls under tariff item 7408.22.00 as uncoated wire of copper-nickel base alloys, with the 70/30 composition meeting the copper-nickel base alloy definition.
Duty Rate — China → Canada
0%
Import Tips
• Verify the 70/30 alloy composition meets the copper-nickel base alloy definition (nickel ≥5%, zinc ≤1%)
• Provide technical specifications showing the alloy composition and wire dimensions
• Be prepared to demonstrate that the wire is in coils and has a uniform cross-section