14 Inch 54# K55 Intermediate Casing from China
K55 seamless intermediate casing, 14 inch (355.6 mm) OD, 54 lb/ft, 12.2 mm wall thickness (under limit), LTC threaded couplings, nonalloy steel for corrosive environment wells. Perfect match for HTS 7304.29.10.50 thin-wall category.
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
• Drift mandrel test results confirm internal diameter for customs dimensional check
• Specify exact thread form (LTC/STC/BTC) in entry docs
• Galvanized coating? Reclassifies to surface-treated steel headings