3-1/2 Inch Alloy Steel Kelly Pipe from China

Seamless 3-1/2 inch alloy steel kelly pipe (square or hexagonal drive pipe) connecting rotary table to drill string in oil/gas rigs. Classified as drill pipe under HTS 7304.23.60 due to its role in transmitting rotation during drilling.

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

Provide dimensions of drive section (square/hex) and spline specifications confirming kelly function

Include photos/drawings showing upper kelly drive and lower pipe connection design

Distinguish from drive rods (7308) by documenting use above swivel in drilling mast