Cold-Rolled Invar 36 Alloy Steel Foil from Mexico
Low-expansion Invar 36 (Fe-36%Ni) alloy steel foil, cold-rolled to thickness not exceeding 0.25 mm and width under 300 mm for electronics applications. Falls under HTS 7226.92.70.50 as other cold-rolled alloy steel flat-rolled products.
Duty Rate — Mexico → United States
50%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%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; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Critical thermal expansion specs must match invoice; mismatch leads to reclassification disputes
• Foil must arrive in protective packaging; rust/discoloration gets no duty allowance per Chapter 72 note
• Verify no heat treatment post-rolling; annealing would constitute further working