Corrosion-Resistant Alloy Drill Stem from China

Seamless alloy steel drill stem tubing with 168 mm OD, 25 mm wall, enhanced corrosion resistance for sour gas drilling. Meets all 7304.59.80.40 criteria exactly.

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

Include HIC/SSCC test results for sour service certification

Distinguish from tool joints (8431); stems remain tubes

Measure connection tapers carefully; plain tubes only