24-inch API 5L Grade B Carbon Steel Line Pipe from China
This welded carbon steel line pipe has an external diameter of 24 inches (609.6 mm) and meets API 5L Grade B specifications for oil and gas pipelines. It is designed for transporting oil or natural gas under pressure in mid-sized pipeline systems. Classified under HTS 7305.19.1030 due to its circular cross-section, iron/nonalloy steel construction, and diameter between 406.4 mm and 609.6 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
• Verify API 5L certification and mill test reports (MTRs) for compliance with pipeline standards
• Ensure accurate diameter measurement and wall thickness documentation to avoid misclassification