Grooved Ductile Iron Elbow 4-inch 90-degree from Canada
A 90-degree elbow fitting made of ductile iron with grooved ends for 4-inch piping, commonly used in HVAC and water supply systems. Classified under HTS 7307.19.90.40 for other cast iron/steel grooved-end fittings excluding socket-weld types. The grooves enable roll-grooving installation for leak-proof joints.
Duty Rate — Canada → United States
16.2%
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
• Ensure ductile iron meets ASTM A536 standards and obtain groove dimension certifications; label clearly as 'grooved-end' to prevent reclassification; check for pressure ratings suitable for fire protection use