Cryogenic BAHX for Helium Refrigeration Systems
An ultra-low temperature brazed aluminum plate-fin heat exchanger for helium liquefaction and refrigeration cycles in scientific applications. It falls under tariff item 8419.50.00 for specialized cryogenic heat exchange.
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 exchanger is part of a complete helium liquefier
Complete liquefaction machinery may be classified under 8419.89.00 if it includes multiple functions.
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
• Provide cryogenic performance data and material certifications to support classification
• Ensure compliance with Canadian Nuclear Safety Commission regulations if used in nuclear applications
• Consider using a customs broker experienced in scientific equipment imports
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