Alloy Steel Sour Service Line Pipe from Mexico
Specialized welded alloy steel line pipe resistant to hydrogen sulfide cracking in sour oil/gas environments, typically PSL2 grade. It features precise alloy control for HIC resistance. HTS 7306.19.51 covers such other alloy steel pipes for oil or gas pipelines.
Duty Rate — Mexico → United States
50%
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
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Submit HIC test reports per API 5L Annex H to validate sour service claims and tariff accuracy
• Label with PSL grade and heat numbers for traceability during customs inspection