Threaded Cast Iron Pipe Coupling from Canada
A cast iron coupling with female threads on both ends for joining two threaded pipes end-to-end. Falls under HTS 7307.19.90.60 as a threaded, non-stainless cast fitting other than those for small tubes. Commonly used in water supply and drainage systems.
Duty Rate — Canada → United States
56.2%
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
• Provide foundry test reports proving cast iron composition to distinguish from wrought iron
• Label thread type and size clearly; mismatches lead to customs holds
• Ensure compliance with ASTM A126 standards for municipal water use