API 5CT L-80 Type 9 Casing 9-5/8 inch 32.00 lb/ft from China

Seamless steel tubing used as casing in oil and gas wells, made from L-80 grade nonalloy steel with an outside diameter of 244 mm (9-5/8 inches). It meets API 5CT specifications for drilling applications, featuring a single wall thickness for structural support during extraction. Classified under 7304.29.50.60 due to its seamless construction, nonalloy steel material, and specified diameter range for oil/gas drilling tubing.

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 5CT certification and provide mill test reports (MTRs) to confirm seamless nonalloy steel composition and compliance with oil/gas standards

Ensure outside diameter measurement (215.9-406.4mm) is documented in commercial invoice to avoid reclassification to smaller diameter subheadings