13-3/8 Inch N80 Type 1 Threaded Casing from Japan
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 — Japan → United States
10%
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
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