3-1/2 Inch Q125 High-Strength Alloy Tubing from China
Q125 grade seamless alloy steel tubing (88.9 mm OD, wall thickness >9.5 mm) for extreme-depth oil/gas wells. Fits HTS 7304.29.61.30 for seamless, small-diameter, thick-walled drill tubing of alloy steel. Offers superior yield strength for high-pressure completions.
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 hydrotest certificates showing pressure ratings; bundle in steel racks for shipping
• Pitfall: failing to specify 'seamless' leads to reclassification as cheaper welded pipe