K55 Drill Tubing 3-1/2 inch from China
Seamless K55 non-alloy steel tubing with 3-1/2 inch (88.9 mm) OD and 7.34 mm wall, employed as drill tubing in oil/gas exploration wells. Fits HTS 7304.29.50.15 for seamless non-alloy casing/tubing with OD ≤114.3 mm and thin walls.
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
• Include hydrostatic test reports as proof of pressure rating for drilling use
• Specify 'not for boiler/pressure vessel use' to avoid Chapter 73 note exclusions
• Use ISPM-15 compliant packaging for threaded ends to prevent damage claims