N08904 Stainless Steel Thin-Wall Sensor Tubing from Mexico
Welded N08904 (904L) stainless tubing with 4% Mo and 23-28% Ni, wall <1.65 mm for chemical sensor applications. Circular profile, high corrosion resistance for urea plants. Classified 7306.40.1010 per composition specs.
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
• 904L often near 5% Mo threshold—precise analysis prevents 7306.40.1015 shift
• Sensor tubing may need ATEX certs for hazardous locations, separate from HTS