API 5L X52M Seamless Alloy Line Pipe 24-inch OD from China

24-inch OD X52M seamless alloy steel line pipe per API 5L for large-diameter oil/gas trunklines. HTS 7304.19.50 classification for seamless other alloy steel line pipe construction. Micro-alloyed for enhanced toughness in arctic pipeline projects.

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

Include Charpy impact test data for low-temp service verification

Measure and declare exact wall thickness/schedules for duty calculation

Ensure girth weld test documentation for pipeline qualification