Large Diameter Welded Steel Ventilation Duct Pipe from Mexico
Welded nonalloy steel pipe with OD exceeding 406.4 mm, used for industrial HVAC exhaust systems. Covered by 7305.39.1000 as other welded circular tubes not for boilers or pressure vessels. Plain ends suitable for flanged connections.
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
9903.03.060%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
• Ensure no internal spiral ribs that might classify as flexible tubing under different provisions
• Document wall thickness to confirm not thin-walled for structural vs pressure applications
• Label clearly as 'other tubes' to prevent confusion with Chapter 84 ducting assemblies