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Carbon Steel Threaded Pipe Union from Canada

Threaded union fitting from nonalloy carbon steel, allowing easy disconnection of pipe sections in maintenance-heavy lines. Under HTS 7307.99.50.45 for other iron/nonalloy fittings. Features ball-and-socket joint for alignment.

Duty Rate — Canada → United States

54.3%

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

Thread specs (NPT/BSP) irrelevant to classification but critical for entry docs

Confirm carbon steel via AISI grade (e.g

1018) not exceeding alloy thresholds

Unions over 6" may trigger different statistical suffixes