Nuclear Reactor Internals Upper Guide Structure from Germany
A lattice framework installed above the reactor core to align and guide control rods and fuel assemblies during refueling operations. Falls under HTS 8401.40.00.00 as reactor internals designed for precise positioning under irradiation conditions.
Duty Rate — Germany → United States
18.3%
Rate breakdown
9903.82.1015%Except as provided for in headings 9903.82.12, 9903.82.17 and 9903.85.68, derivative aluminum and steel articles with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 15 percent, as provided for in subdivision (f) of U.S. note 16 to this subchapter
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) of U.S. note 2 to this subchapter
Import Tips
• Submit computational fluid dynamics (CFD) analysis proving hydraulic performance
• Certify materials to ASTM A240/A182 for nuclear service with delta ferrite control
• Avoid bulk stainless steel structure classification by documenting irradiation testing