AL-6XN Stainless Heat Exchanger U-Tube from Canada
Pre-formed U-bend seamless AL-6XN stainless steel tubes for floating head heat exchangers in desalination plants. UNS N08367 alloy provides seawater corrosion resistance. 7304.49.0045 classification for heat exchanger suitability, seamless stainless construction with circular section.
Duty Rate — Canada → 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
9903.03.060%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
• U-bend dimensions (leg length, radius, wall thinning) must match exchanger design exactly
• Seawater service declaration supports high-Mo alloy justification