Cold-Rolled Seamless Heat Exchanger Tube SA-213 TP316 from Canada
Cold-rolled seamless tube from TP316 alloy steel, optimized for heat exchangers and condensers in refining processes. Its enhanced molybdenum content provides superior resistance to pitting and corrosion in harsh environments. Falls under 7304.51.50.45 for cold-formed alloy steel tubes designated for heat exchangers.
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
• Provide mill test reports confirming chemical composition and mechanical properties matching SA-213 TP316 specs
• Label tubes clearly with alloy grade and dimensions to facilitate customs inspection and avoid duty disputes