Carbon Steel Seamless Duct Pipe OD 270mm WT 9mm from China
Seamless carbon steel duct pipe for industrial ventilation systems, OD 270mm, 9mm wall, ensuring airtight pressure handling. Falls under 7304.39.0048 as other seamless iron/non-alloy tubes of circular section in range. Galvanizing optional for corrosion resistance.
Duty Rate — China → United States
75%
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
9903.91.0125%Effective with respect to entries on or after September 27, 2024, articles the product of China, as provided for in subdivision (b) of U.S. note 31 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
• Galvanizing doesn't change classification if applied post-forming
• Confirm roundness tolerances within 1% for OD compliance
• Ship in racks to maintain straightness under 0.2% deviation