Alloy Steel Large Chimney Flue Pipe from Mexico
Welded alloy steel flue pipe sections exceeding 406.4 mm OD for industrial incinerator chimneys. Under 7305.39.50.00 for welded circular large-diameter alloy pipes.
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
• High-temperature alloy certs (e.g
• 9Cr-1Mo) required
• Thermal expansion specs in documentation
• Distinguish from boiler tubes via end-use statements