SA-213 TP321 Seamless Heat Exchanger Tube from Canada
Titanium-stabilized TP321 seamless tube, 145 mm OD, for shell-and-tube heat exchangers in chemical processing. Prevents carbide precipitation. 7304.59.20.55: alloy steel, heat exchanger use, diameter match.
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
• Hydrotest to 2x design pressure; mark 'Not for Pressure Piping' if applicable