5-1/2 Inch L80 Type 9Cr Tubing from China
5-1/2 inch L80 9Cr seamless tubing for corrosive oilfield environments, technically nonalloy per HTS definitions. Used in drilling for CO2/H2S resistance. HTS 7304.29.50 as iron/nonalloy seamless drill 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
• 9Cr composition requires mill certs confirming <10.25% total alloying elements
• Declare environmental service (sweet/sour) affecting material selection