114.3 mm Alloy Steel Heavy Weight Drill Pipe from China
Heavy weight drill pipe (HWDP) of seamless alloy steel, 114.3 mm OD with 11 mm wall thickness, featuring upset ends for tool joint welding. Essential transition pipe between drill collars and regular drill pipe in oil/gas drilling, under HTS 7304.23.60.45.
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
• Upset end dimensions and weld bevel specs must be documented for HWDP identification
• Hardness testing (Rockwell) certification required for premium weight material grades
• Distinguish from regular drill pipe via 'HEAVY WEIGHT' marking and technical specifications