13-3/8 Inch N80 Type 1 Threaded Casing from China
Heavy-duty 13-3/8 inch N80 Type 1 non-alloy steel casing with premium threaded couplings for surface and conductor applications in gas wells. Welded construction per API standards for high-pressure environments. HTS 7306.29.10.90 covers this as other threaded casing for drilling.
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
• Submit ITP (Inspection Test Plan) and third-party inspection reports from approved mills
• Declare exact wall thickness and collapse resistance to avoid reclassification as tubing
• Bundle in protective thread caps to prevent import delays from shipping damage