P5 Heat Exchanger U-Tube OD 25mm from Canada
Seamless P5 (5Cr-0.5Mo) alloy steel U-bent tube OD 25 mm for shell-and-tube heat exchangers. Bends formed cold then stress-relieved for fatigue resistance. 7304.59.20.40 applies to seamless alloy tubes <38.1 mm OD suitable 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
• U-bend radius and leg length must match declared specs exactly
• Hydrotest both straight and bent conditions; provide dual certificates