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Pressure Piping Alloy Steel Tube 14.5-inch OD from Mexico

Seamless 14.5-inch (368 mm) OD tube from 2.25Cr-1Mo alloy steel, 10.5 mm wall, for high-pressure process piping in fertilizer plants. Matches HTS 7304.59.80.60: other alloy steel, seamless circular, specified OD range, thin wall. Provides excellent resistance to hydrogen attack.

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

Include API 5LC certification for hydrogen service to support classification

Weigh samples for wall thickness verification; under-declaration risks penalties

Separate from structural tubes (7306); emphasize pressure vessel use