High-Pressure Copper Plug Valve for Wafer Crystal Growers from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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