Carburizing Furnace Seamless Retort Tube from Canada
Seamless heat-resisting steel tube for carburizing furnace retorts, resisting carbon diffusion at 950°C atmospheres. HTS 7304.59.60.00 designation for seamless circular alloy steel tubes engineered for prolonged high-temperature exposure.
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
9903.05.900%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; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Document resistance to carburizing atmospheres via lab exposure tests
• Galvanized interior coatings disqualify from plain tube classification
• Long lengths (>10m) may require special transport declarations affecting valuation