Heat-Resisting Alloy Steel Channel from Canada
U-channel from heat-resisting alloy steel (note g: low carbon, 4-10.5% Cr), for furnace frames and high-temp structures. HTS 7228.70.60.00 other alloy shapes. Chromium content provides oxidation 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 already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Cite Chapter note (g) explicitly in entry summary for heat-resisting verification
• Confirm no tungsten/molybdenum excess that would reclassify as tool steel
• Document intended high-temperature use to support classification