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L80 Alloy Steel Seamless Line Pipe 7-inch Diameter from China

L80 grade seamless alloy steel line pipe with 7-inch outer diameter for oil gathering pipelines, balancing strength and weldability. Falls under HTS 7304.19.50 as seamless line pipe of other alloy steel for oil/gas transport infrastructure. Ideal for midstream applications requiring moderate corrosion resistance.

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 dimensional specs and pressure ratings in entry docs to confirm line pipe status

Use API 5L traceability numbers for customs audits on alloy composition