4-1/2 inch 12.6# Q125 Threaded Casing from China

Ultra-high yield Q125 grade seamless alloy steel liner casing, 4-1/2 inch OD, 12.6 lb/ft, threaded for challenging high-pressure drilling. Meets HTS 7304.29.31 criteria as 'other alloy steel' seamless pipe for oil/gas casing applications. Used in slim-hole completions and extended-reach wells.

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

Provide chemical analysis proving 'other alloy steel' status; include thread dope specifications

Common issue: undervaluation based on scrap pricing—use transaction value

Comply with Buy America for US projects