Thick-Wall Seamless Structural Steel Pipe from China
Seamless nonalloy steel pipe for structural columns, 165.1 mm OD with 24 mm wall thickness, used in heavy construction frameworks. Provides superior load-bearing capacity due to thick walls. HTS 7304.39.0044 applies for seamless iron/nonalloy steel tubes of circular section, OD 114.3-190.5 mm, wall ≥19 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
• Structural end-use affidavits prevent classification as OCTG; include engineering drawings
• Wall thickness gauging mandatory; under 19 mm shifts to 7304.39.0042
• Avoid bulk packaging mimicking line pipe to prevent duty evasion claims