Seamless Steel Fin-Tube Base OD 30mm from Canada
Plain seamless tube OD 30mm serving as base for aluminum finned heat exchanger tubes in air preheaters. Under HTS 7304.39.0002 for nonalloy steel seamless circular form suitable for heat exchangers, prior to fin attachment. Provides structural core for extended surface exchangers.
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
• Declare as 'base tube for finning' with surface finish specs for heat exchanger use
• Ensure dimensional tolerance certificates for OD consistency under 38.1mm limit