ASTM A213 T22 Seamless Alloy Steel Heat-Exchanger Tube from Japan
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 — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 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