20-Inch API 5L PSL2 Alloy Line Pipe from China

Heavy-wall alloy steel welded pipe, 20-inch OD, meeting API 5L PSL2 standards for sour service gas pipelines. HTS 7306.19.51.50 applies to its large diameter, alloy composition, and designation as line pipe for oil/gas transport.

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 PSL2 quality level documentation, including traceability records, to distinguish from lower-grade pipes

Ensure anti-corrosion coating specs (if applied) are noted, but verify coating doesn't trigger separate classification

Pre-clear with CBP on country-of-melt requirements for critical pipeline materials under Buy America provisions