ASTM A213 T22 Seamless Alloy Steel Heat-Exchanger Tube from Mexico
Seamless tube of 2.25% chromium-1% molybdenum alloy steel (ASTM A213 T22) for heat exchangers, featuring wall thickness of 4 mm or more. Classified under HTS 7304.90.30.00 due to its seamless construction, alloy composition, and thick walls for high-temperature fluid transfer.
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
• Provide heat treatment records (normalized and tempered) to confirm compliance with ASTM specs
• Measure and certify exact wall thickness to avoid reclassification to thinner-wall subheadings