High Collapse Resistance Alloy Steel Drill Pipe from China
Seamless alloy steel drill pipe engineered with thick walls for high collapse resistance in deepwater oil/gas drilling. Falls under HTS 7304.23.60 as specialized drill pipe of alloy steel for extreme pressure environments.
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
• Submit collapse test data and finite element analysis confirming design for drilling pressures
• Document wall thickness ratios distinguishing from casing (drill pipe typically 0.28-0.45 upset ratio)