Ductile Iron Silent Check Valve from Germany
Ductile iron silent check valve designed to minimize water hammer with a spring-assisted disc for quiet operation in HVAC piping systems. It qualifies under HTS 8481.30.20.10 as an iron nonreturn appliance for boilers and tanks.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify ASTM A536 grade in certifications to prove ductile iron properties
• Include installation orientation diagrams to confirm pipe appliance use
• Avoid pitfall of classifying with insulation as a complete system component