Welded Hastelloy C-276 Heat Exchanger Tube from Canada
Welded Hastelloy C-276 nickel-molybdenum-chromium alloy tube for severe corrosive heat exchangers in flue gas desulfurization. Circular cross-section, wall >1.65 mm. Although nickel-based, classified as alloy steel tube under 7306.50.5010 for heat exchanger use.
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
• Confirm iron >50% for steel status; high nickel may trigger Chapter 75 review
• Corrosion test data supports heat exchanger claim
• Special handling for hazardous material certification if lined