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Thin Seamless Steel Exhaust Tubing from China

Seamless nonalloy steel tubes with wall <4 mm for automotive exhaust manifolds and downpipes. Classified under HTS 7304.90.50.00 as thin-walled seamless pipes.

Duty Rate — China → United States

17.5%

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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)

Import Tips

Specify high-temperature tolerance but generic tube form

Ship uncoated; aluminized coating risks Chapter 73 other articles

Confirm diameter suits exhaust without vehicle-specific bending