127 mm OD Q125 High-Strength Drill Tubing from China
Proprietary Q125 grade seamless alloy steel tubing with 127 mm OD and 13.2 mm wall thickness for ultra-deepwater drilling. API 5CT compliant with enhanced collapse resistance, classified under HTS 7304.23.60.45 specifications.
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
• Proprietary grade qualification packages from manufacturer required for non-standard API grades
• Collapse and burst test data must accompany shipment for customs verification of pressure ratings
• Avoid generic 'steel tube' descriptions; use specific 'OIL DRILLING TUBING' nomenclature