Heavy Wall Welded Refinery Furnace Tube from Mexico
Welded nonalloy steel tube, circular cross-section with wall ≥1.65 mm, for process furnace tubes in oil refineries handling high-temperature petrochemical reactions. Resists thermal stress in cracking furnaces. HTS 7306.30.5010 due to refinery furnace suitability.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Supply API or ASME specs confirming refinery furnace application and high-temp ratings
• Confirm nonalloy composition; alloy tubes shift to 7306.40.50.10
• Watch for reclassification if imported in sets with fittings (potential 7307 or 7326)