Copper High-Pressure Check Valve for Semiconductor Wafer Processing from Mexico
This copper check valve prevents backflow in high-pressure gas lines used in semiconductor wafer preparation equipment, such as crystal grinders and polishers, with a pressure rating exceeding 850 kPa. It falls under HTS 8481.30.10.90 due to its copper construction and high-pressure capability designed for industrial fluid control in precise manufacturing processes.
Duty Rate — Mexico → United States
13%
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
• Verify pressure rating certification from manufacturer to meet 850 kPa threshold; ensure copper alloy composition documentation for HTS compliance; test for semiconductor cleanroom compatibility to avoid contamination issues