Ductile Iron Threaded Coupling from China
A straight-through threaded coupling of ductile cast iron for joining two threaded pipes end-to-end. HTS 7307.19.30.60 applies to this threaded cast ductile fitting. Ideal for repair or extension in municipal water distribution lines.
Duty Rate — China → United States
40.6%
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
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Use ASTM A536 standards documentation to validate ductile iron properties
• Ensure threads are factory-cut on castings, not post-machined, to stay in cast category
• Avoid bulk packaging mislabeled as parts; retail-packed may need GRI 3 rules