16 Inch Production Casing Threaded from China
16-inch OD production casing seamless nonalloy steel with LTC (Long Threaded and Coupled) connections for completing oil wells. Secures perforations for flow. Falls under 7304.29.10 as threaded casing used in drilling ops.
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
• Distinguish 'production casing' from liner by full-length string declaration
• Include drift diameter specs to confirm internal clearance for customs review
• Pre-register with CBP for frequent oilfield importers to streamline entries