24-Inch OD Seamless 9% Chromium Alloy Steel Pipe from Canada
Seamless pipe with 24-inch (609.6 mm) OD from 9Cr-1Mo alloy steel for high-temperature refinery service. Fits HTS 7304.59.80.80 as other alloy steel seamless tube, circular, >406.4 mm OD. Resists creep in steam lines.
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
• Specify exact alloy (e.g
• P91/Grade 91) in entry docs—critical for 'other alloy steel' proof
• Require heat treatment records showing normalization/tempering for pressure service
• Beware valuation disputes—use transaction value based on mill contracts, not list prices