ASTM A197 Carbon Steel Sleeve Coupling from Canada
Threaded sleeve coupling meeting ASTM A197 standards for malleable iron fittings, used in fire sprinkler systems. Classified in HTS 7307.92.30.10 as iron/nonalloy steel threaded sleeves. Corrosion-resistant for reliable fire protection piping.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include UL/FM listing certifications mandatory for fire protection imports to pass CBP review
• Declare as 'sprinkler system only' to qualify for potential duty suspensions under HTSUS provisions