High-Pressure Copper Plug Valve for Wafer Crystal Growers from Mexico
Specialized hand-operated copper plug valve over 850 kPa for gas control in Czochralski crystal pullers during semiconductor boule production. Falls under HTS 8481.80.10.75 as copper high-pressure hand-operated plug for process equipment.
Duty Rate — Mexico → United States
14%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Reference statistical notes for semiconductor machinery; link to crystal grower end-use
• Provide vacuum-rated specs if applicable for cleanroom gas lines
• Ensure no electronic controls to stay in hand-operated category