Corrosion-Resistant Alloy Line Pipe from China

Large-diameter (18-inch OD) welded pipe of duplex stainless alloy steel for offshore oil/gas flowlines. Classified in 7305.19.5000 as alloy steel line pipe with circular section >406.4mm for pipeline 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

Provide chemical analysis certificate proving alloy status (e.g

22% Cr in duplex grades)

Declare as 'unfinished' if bare pipe; painting/coating may trigger additional rulings