6-5/8 inch X52 Grade Gas Pipeline Pipe 168.3mm OD from Mexico
X52 high-yield strength seamless pipe, 168.3 mm OD for long-distance natural gas transmission. HTS 7304.19.10.30 applies to this nonalloy seamless line pipe size and application.
Duty Rate — Mexico → 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
• X52 requires minimum yield strength certification of 52,000 psi
• Mark pipes with API 5L grade, size, and mill info per standard for customs inspection
• For coated pipes, declare coating separately if over 0.6mm thick to avoid double classification