K55 Casing and Tubing from Mexico
K55 grade non-alloy steel tubing used interchangeably as casing or tubing in shallow oil/gas wells. Falls under HTS 7306.29.6050 for other nonalloy steel tubing in drilling. Offers higher collapse resistance for challenging environments.
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
• Dual-use documentation should specify primary drilling function to secure classification
• Test for yield strength compliance with API to prevent rejection