4-1/2 Inch C-90 Threaded Liner Casing from Japan
C-90 grade 4-1/2 inch threaded liner casing for hanging in existing wellbores during remedial oil work. Meets HTS 7306.29.31.00 criteria as coupled welded steel tubing/casing for gas/oil drilling. Enables zonal isolation in extended wells.
Duty Rate — Japan → United States
50%
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
9903.05.900%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
• Specify liner hanger compatibility in docs if applicable
• Galvanized variants need surface treatment declarations