Cupro-Nickel Heat Exchanger Tubing
Finned or straight tubing from cupro-nickel alloy for HVAC and power plant heat exchangers, offering superior thermal conductivity and erosion resistance. This tubing is a tube of copper-nickel base alloy, classified under tariff item 7411.22.00 per subheading note 1(d).
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the tubing is made of copper-zinc base alloys (brasses).
Brass tubing is classified under a different tariff item.
If the tubing is part of a complete heat exchanger unit.
Parts of heat exchange units may be classified under Section XVI.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Ensure the tubing meets the copper-nickel base alloy definition with nickel predominating over other elements (excluding zinc) per subheading note 1(d)
• If the tubing is finned, verify whether the fins are integral or attached, as this could affect classification
• Provide CBSA with technical specifications, including alloy composition and dimensions, to support the classification
Related Products under Tariff item 7411.22.00
Cupro-Nickel 70/30 Instrumentation Tubing
Precision-drawn instrumentation tubing made from 70/30 cupro-nickel alloy, used in chemical processing plants for instrumentation lines due to its high resistance to corrosive fluids. This product qualifies as a tube of copper-nickel base alloy under tariff item 7411.22.00, as defined in subheading note 1(d).
Cupro-Nickel Desalination Plant Pipe
Large-diameter pipe for reverse osmosis desalination plants, leveraging cupro-nickel's resistance to chloride pitting. This pipe is a tube of copper-nickel base alloy, meeting the definition in subheading note 1(d) and classified under tariff item 7411.22.00.
Cupro-Nickel Seamless Pipe 90/10
A seamless pipe made from 90% copper and 10% nickel (cupro-nickel alloy), used primarily in marine and desalination applications for its excellent corrosion resistance in seawater. This pipe is a tube of copper-nickel base alloy, classified under tariff item 7411.22.00 as per subheading note 1(d).
Nickel-Silver Condenser Tube
A thin-walled tube of nickel-silver (copper-nickel-zinc alloy with ≥5% Ni), designed for heat exchangers and condensers in industrial cooling systems. This tube is a tube of copper-nickel-zinc base alloy, classified under tariff item 7411.22.00 per subheading note 1(c).
Nickel-Silver Decorative Pipe
Polished nickel-silver pipe used in architectural fixtures and luxury furniture legs for its silver-like appearance and durability. This pipe is a tube of copper-nickel-zinc base alloy, classified under tariff item 7411.22.00 per subheading note 1(c).
Nickel-Silver Hydraulic Tubing
High-pressure tubing for hydraulic systems in aerospace applications, made from nickel-silver for vibration resistance and conductivity. This tubing is a tube of copper-nickel-zinc base alloy, classified under tariff item 7411.22.00 per subheading note 1(c).