Cast Iron Flap Check Valve from Mexico
Cast iron flap check valve designed for wastewater and sewage lines, featuring a flap mechanism that closes to prevent reverse flow in gravity systems. Falls under HTS 8481.30.20 for check (nonreturn) valves of iron or steel due to its material and function in preventing backflow.
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
• Provide foundry certifications for cast iron composition to meet HTS material requirements
• Label with maximum operating pressure and temperature for regulatory compliance