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API 5L X52 Alloy Steel Line Pipe from China

Seamless line pipe made from X52 grade alloy steel, designed specifically for oil and gas pipelines, with an outside diameter of 4 inches (101.6 mm). It meets API 5L standards for high-pressure hydrocarbon transport. Classified under 7304.19.5020 due to its seamless construction, alloy steel composition, and diameter not exceeding 114.3 mm.

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

Verify API 5L certification and mill test reports for compliance; ensure exact OD measurement to confirm ≤114.3mm; declare alloy steel composition accurately to avoid reclassification