3-1/2 Inch L80 Type 1 Drilling Casing from China

Seamless L80 Type 1 nonalloy steel tubing with 88.9 mm OD and 5.5 mm wall thickness, serving as casing in shallow oil drilling to protect the wellbore. Meets HTS 7304.29.20.10 criteria for seamless iron/nonalloy steel casing under 215.9 mm OD and thin walls.

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

Label clearly as 'casing for oil/gas drilling' to distinguish from tubing; customs may reclassify ambiguous descriptions

Provide chemical composition analysis to confirm nonalloy status (max 1.65% Mn, etc.)

Avoid bulk packaging over 20 tons per container to prevent damage claims