Carbon Steel Line Pipe for Sour Gas Service 18-inch OD from China
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 — China → United States
75%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 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
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) 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