Electrogalvanized Steel Coils for HVAC Ductwork from Mexico
Continuous coils of electrolytically zinc-coated nonalloy steel, width exceeding 600 mm, used in heating/cooling duct fabrication. HTS 7210.70.60.30 covers electrolytic plating distinguishing from hot-dip methods. Uniform coating ensures long-term corrosion resistance in duct applications.
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
• Include coating weight certificates (e.g
• ZF coating designation); ensure coil ID/OD measurements comply with flat-rolled definitions; beware of misclassification as structural steel if thickness exceeds typical sheet ranges