4-1/2 Inch 12.6# J55 SS Liner Casing from China
Slotted 4-1/2 inch welded stainless steel liner casing, J55 grade, 12.6 lb/ft with threaded hanger/coupling system for extended reach drilling. Used as liner to save casing. HTS 7306.21.30.00 for its welded stainless threaded construction in oil/gas applications.
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 if liner or full casing on docs, as liners may have different collapse ratings
• Anti-dumping duties may apply—check Commerce scope rulings for stainless grades
• Ensure thread protector presence doesn't trigger parts classification