7 Inch OD N80Q Tubing for Sour Gas from China
Seamless N80Q non-alloy steel tubing, 177.8 mm OD, API 5CT Quenched & Tempered for H2S sour gas environments. Used in completion strings for offshore wells. Fits HTS 7304.29.50.45 criteria: seamless, non-alloy, drilling tubing size.
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
• Include NACE MR0175 compliance for sour service materials
• Measure wall thickness precisely as it affects pressure ratings
• Use protective coatings declaration if applicable