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Brazed Aluminum Plate-Fin Air Separation Unit from Germany

Compact machinery designed for cryogenic air separation into oxygen, nitrogen, and argon using brazed aluminum plate-fin heat exchangers for efficient gas cooling and liquefaction. Classified under HTS 8419.60.10.00 due to its integral brazed aluminum plate-fin heat exchangers essential for gas liquefaction processes. Primarily used in industrial gas production facilities.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter

Import Tips

• Verify heat exchanger material certification as brazed aluminum to confirm 8419.60.10.00 classification; steel exchangers shift to other subheadings

• Include detailed process flow diagrams in documentation proving gas liquefaction function to avoid misclassification as general heat exchangers

• Ensure pressure vessel compliance with ASME codes and obtain proper certifications for cryogenic operation to prevent customs delays