Alloy Steel Seamless Structural Hollow Section from China

Circular seamless hollow profile of alloy steel used in structural frameworks for bridges and buildings. HTS 7304.59.80 covers other seamless alloy steel tubes/profiles of circular cross-section. High yield strength suitable for load-bearing applications.

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

Structural steel mill certs should include yield strength and chemical analysis for alloy confirmation

Specify not for conveyance of fluids to avoid pipeline classifications

Construction project end-use documentation helps differentiate from mechanical tubing