Cast Iron Boiler Economizer from Germany
A cast iron economizer designed to recover waste heat from boiler flue gases to preheat feedwater, improving overall boiler efficiency. It is classified under HTS 8404.10.00.10 as auxiliary plant specifically for use with boilers of headings 8402 or 8403. This heat exchanger mounts directly on the boiler exhaust stack.
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 compatibility with specific boiler models from headings 8402/8403; require material certificates for cast iron construction; ensure pressure vessel compliance with ASME standards