Heavy Wall Steel Chimney Pipe from Canada
Welded nonalloy steel pipe, circular with wall ≥1.65 mm, designed for chimney and exhaust venting in buildings. Under HTS 7306.30.50 as other welded circular tubes, not for boiler or precision use. Durable for high-temperature flue applications.
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
• Certify compliance with ASTM standards for chimney use to aid customs review
• Document as 'other tubes' excluding boiler tube specs to maintain classification