AL-6XN Stainless Steel Instrumentation Tubing from Mexico
Welded AL-6XN super-austenitic stainless tubing (UNS N08367) with 2.4% molybdenum and 20-22% nickel, thin wall <1.65 mm, circular cross-section for chemical processing instrumentation. Offers exceptional resistance to chloride stress corrosion. Meets 7306.40.1010 criteria for alloy content and construction.
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
• Super-austenitic alloys need detailed UNS designation in entry summary to match statistical notes
• Avoid declaring as 'pipe'—use 'tubing' to stay in precision tube categories