Pressure Piping Alloy Steel Tube 14.5-inch OD from Canada
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 — Canada → 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
9903.03.060%Articles of aluminum, of steel, or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans, and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; and semiconductor articles, of any country, as provided in subdivision (aa)(v) 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