BAHX Cold Box Heat Exchanger for LNG Liquefaction
A brazed aluminum plate-fin heat exchanger integrated into LNG cold boxes for natural gas liquefaction. It facilitates multi-stream heat transfer at sub-zero temperatures and falls under tariff item 8419.50.00 as a heat exchange unit for cryogenic processes.
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 cold box is a complete unit with additional processing functions
Complete machinery for liquefaction may be classified under 8419.89.00 if it performs more than heat exchange.
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 testing certificates and material traceability to support classification
• Ensure compliance with Canadian Transport of Dangerous Goods regulations if shipping with residual refrigerants
• Consider the Canada Border Services Agency's Advance Ruling for tariff classification to avoid delays
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