Non-Alloy Steel Heat Exchanger Tube OD 280mm WT 10.5mm from Canada
Large seamless tube of non-alloy steel for shell-and-tube heat exchangers, OD 280mm, wall 10.5mm. Classifies in 7304.39.0048 due to seamless form, circular section, non-alloy, and dimensions. U-bend configurations possible post-import for thermal efficiency.
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
• Eddy current test reports required to confirm defect-free seamless structure
• Declare straight lengths; U-bends made domestically avoid reclassification
• Confirm no fins or enhancements that could shift to 7306 worked tubes