Steel Swing Check Valve from Mexico
A swing check valve made of cast steel prevents backflow in piping systems by allowing fluid to flow in one direction only, with a hinged disc that swings open under forward pressure. Classified under HTS 8481.30.20 as a check (nonreturn) valve of iron or steel, used in industrial pipelines, water systems, and boiler applications.
Duty Rate — Mexico → United States
15%
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
• Verify material certification confirming iron or steel construction to avoid reclassification under non-metallic headings
• Include pressure ratings and flow coefficients in documentation for customs valuation and compliance