16 inch 94# P110 Alloy Casing from China
Heavy-wall 16 inch OD, 94 lb/ft P110 seamless alloy steel casing for large-diameter water disposal wells in oilfields. Threaded and coupled ends secure it under HTS 7304.29.31 as specialized drilling casing of other alloy steel. Handles high-volume fluid injection.
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
• Certify against H2S exposure if sour service; provide yield strength data
• Avoid misclassifying as line pipe (7304.90)
• Track country-of-melt for origin rules