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
75%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 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
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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