13-3/8 Inch Intermediate Casing from China
Intermediate casing of 13-3/8 inch diameter, non-alloy steel, welded for protecting unstable formations in multi-stage gas drilling. Under HTS 7306.29.2000 as 'other' casing, it provides zonal isolation and pressure integrity post-surface casing. Premium threading ensures collapse and burst resistance.
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 yield strength certificates (e.g
• 80 ksi min) to differentiate from commodity steel tubes
• Comply with country-of-melt requirements via MTRs for anti-dumping scrutiny on steel imports