Copper-Nickel Condenser Tube Plug
A tapered plug made of copper-nickel alloy used to seal leaking tubes in heat exchanger condensers. It falls under HTS 7419.80.5050 as other copper-nickel articles, meeting subheading note (d) criteria.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If in tube form before plugging
Copper-nickel tubes classify under heading 7411 by specific form.
If parts of heat exchange machinery
Specific machinery parts supersede material-based classification.
If steel tubes with CuNi ends
Steel pipe fittings dominate classification over copper components.
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Import Tips & Compliance
• Certify nickel predominance and zinc <1% per subheading note (d) for proper copper-nickel classification
• Distinguish from Chapter 84 by importing as replacement parts, not OEM assemblies
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