5-1/2 Inch L80-9CR Threaded Casing from China
5-1/2 inch L80-9CR restricted alloy casing threaded for sour gas service wells. While containing chromium, classified as nonalloy base with restrictions under 7306.29.10.90 when meeting criteria. Welded for drilling applications.
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 alloys require HIC/SSC test certificates for sour service compliance
• Chemical analysis must show exact Cr/Ni/Mo to verify nonalloy/restricted status
• NACE standards documentation prevents reclassification as higher alloy