4-1/2 Inch C-90 Threaded Liner Casing from China
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 — 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
• Specify liner hanger compatibility in docs if applicable
• Galvanized variants need surface treatment declarations