18-5/8 Inch X56 Conductor Threaded Casing from China
18-5/8 inch X56 grade large-diameter conductor casing with integral threaded joints for offshore rig foundations. Welded non-alloy steel for heavy load-bearing in drilling. HTS 7306.29.10.90 for threaded oil/gas casing.
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
• Conductor casing requires pile driving specs for structural verification
• Heavy wall thickness needs exact measurement certification
• Offshore destination may trigger additional safety certifications