Seamless Steel Duct Pipe for Ventilation from China

Large seamless non-alloy steel pipes for industrial HVAC ducting systems, OD >406.4 mm, wall thickness <19 mm. Classifies under HTS 7304.39.0076 as other seamless circular steel tubes. Used in heavy industrial air handling where welded seams undesirable.

Duty Rate — China → United States

35%

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
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

Import Tips

Specify 'not for pressure service' to avoid boiler tube scrutiny

Cleanliness certificates important for air handling applications

Consider drawback eligibility for re-export in construction projects