8481.30.10.90/Brass Non-Return Valve for Crystal Puller Gas Systems/Mexico

Brass Non-Return Valve for Crystal Puller Gas Systems from Mexico

A brass check valve rated over 850 kPa for argon or nitrogen gas lines in Czochralski crystal pullers, ensuring unidirectional flow to maintain ultra-pure monocrystalline silicon boule growth. Classified under HTS 8481.30.10.90 for its copper alloy construction and high-pressure semiconductor application.

Duty Rate — Mexico → United States

13%

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
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Import Tips

• Provide material test reports confirming copper/brass alloy; check for RoHS compliance in semiconductor supply chains; register with customs for high-value tech equipment valuations

Brass Non-Return Valve for Crystal Puller Gas Systems from Mexico — Import Duty Rate | HTS 8481.30.10.90