7 Inch Q125 High-Strength Alloy Tubing from China
Premium Q125 grade seamless alloy steel tubing, 7-inch (177.8 mm) OD for ultra-deep oil wells requiring extreme yield strength. Meets API 5CT premium class specifications. Fits HTS 7304.29.61.45 criteria for alloy steel oil/gas tubing in specified diameter range.
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
• Q125 grade requires special heat treatment certificates proving minimum 125 ksi yield strength
• Customs may request well design drawings showing tubing application to confirm drilling classification