Incoloy 800H Seamless Process Gas Pipe from Canada
Nickel-iron-chromium alloy (Incoloy 800H) seamless pipe, 177.8 mm OD x 15 mm wall, for high-temperature process gas service in petrochemical plants. Classifies in HTS 7304.59.80.35 as 'other alloy steel' seamless tube/pipe meeting size criteria, even with nickel content. Solution annealed for creep resistance.
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
• Present material test reports showing Ni>10% but steel matrix dominant to justify 7304 vs 7506 classification
• Include ASME Section II material spec sheets for alloy verification during entry
• Separate from carbon steel shipments to avoid commingling and classification disputes