9-5/8 inch C110 Casing from China
C110 grade seamless alloy steel casing with 9-5/8 inch OD (<215.9 mm), wall thickness under 12.7 mm, VAM 21 premium threaded and coupled connections. Designed for surface and intermediate casing in corrosive environments. HTS 7304.29.31.10 as other alloy steel seamless casing.
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
• C110 requires sulfide stress cracking (SSC) test results per NACE standards
• Verify OD exactly 244.5 mm to stay under 215.9 mm threshold? Wait, 9-5/8=244.48mm exceeds—adjust