12-1/4 inch 57 lb/ft Q125 Stainless Steel Casing from China
High-strength Q125 grade seamless stainless steel casing with 12-1/4 inch (311 mm adjusted) OD and 15.3 mm wall thickness for ultra-deep oil wells. Classified in HTS 7304.24.4040 for stainless steel drilling casing meeting OD 215.9-285.8 mm and ≥12.7 mm wall criteria. Designed for extreme pressure differentials.
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
• Require non-destructive testing (NDT) reports for customs clearance; verify straightness tolerances as deviations common in thick-wall pipe; use proper HAZMAT declarations for any residual oils