API 5L Grade B Carbon Steel Line Pipe from China
Large diameter welded carbon steel pipe conforming to API 5L Grade B specifications, used primarily for transporting oil and natural gas in pipeline systems. It has a circular cross-section with external diameter exceeding 406.4 mm and is made of nonalloy steel. Classified under 7305.19.10 as line pipe of iron or nonalloy steel for oil or gas pipelines.
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) to confirm compliance with oil/gas pipeline standards
• Ensure external diameter exceeds 406.4 mm and provide engineering specs to avoid misclassification as smaller pipes