7 Inch K55 Production Tubing from China
Seamless 7-inch K55 nonalloy steel production tubing used in oil wells post-drilling for fluid extraction. API-spec threaded ends ensure leak-proof performance. Falls under 7304.29.50 as drill tubing of iron or nonalloy steel.
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
• Production tubing requires drift mandrel test certification for ID consistency
• Separate production from service tubing in shipments to avoid averaging duties
• Mark with 'Not for Potable Water' to prevent misclassification as plumbing