Carbon Steel Line Pipe for Sour Gas Service 18-inch OD from Mexico
Nonalloy carbon steel pipe engineered for sour gas pipelines (H2S-resistant), 18-inch (457 mm) OD exceeding 114.3 mm. Falls under HTS 7306.19.1050 as line pipe of iron/nonalloy steel for gas pipelines, with electric resistance welded seams. Used in midstream energy infrastructure.
Duty Rate — Mexico → United States
10%
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
Import Tips
• Include NACE MR0175 certification for sour service to validate classification and safety
• Mark pipes with heat numbers for traceability during customs inspection