Other
Taps, cocks, valves and similar appliances, for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and thermostatically controlled valves; parts thereof: > Pressure-reducing valves > Pneumatic fluid power type: > Other
Duty Rate (from China)
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
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8481.10.00.60
Pneumatic Pressure Reducing Valve for Semiconductor Wafer Etch Systems
This pneumatic fluid power pressure-reducing valve precisely controls gas pressure in semiconductor wafer etching chambers, ensuring uniform plasma distribution during fabrication. Classified under HTS 8481.10.00.60 as a pneumatic type pressure-reducing valve, other, used in high-purity semiconductor processing equipment. It maintains stable inlet pressures for reactive gases like CF4 or SF6.
Pneumatic Gas Pressure Regulator for CVD Semiconductor Deposition
Pneumatic pressure-reducing valve designed for chemical vapor deposition (CVD) systems in semiconductor production, regulating precursor gas pressures for thin film deposition on silicon wafers. Falls under HTS 8481.10.00.60 as other pneumatic fluid power pressure-reducing valves essential for maintaining process stability in wafer fabrication.
High Purity Pneumatic Regulator for Wafer Cleaning Gas Lines
Pneumatic fluid power pressure regulator for nitrogen or argon gas lines in post-etch wafer cleaning stations within semiconductor fabs. Provides stepped pressure reduction from high tank pressures to delicate process requirements, classified under HTS 8481.10.00.60 as other pneumatic pressure-reducing valves.
Pneumatic Fluid Power Valve for Semiconductor Photoresist Dispense
Specialized pneumatic pressure-reducing valve controlling photoresist coating pressures in semiconductor lithography track systems. Maintains precise fluid pressure for uniform spin coating on wafers, falling under HTS 8481.10.00.60 for other pneumatic pressure-reducing valves.
Semiconductor Fab Pneumatic DI Water Pressure Regulator
Pneumatic pressure regulator for deionized (DI) water distribution systems in semiconductor wafer rinse stations. Reduces facility water pressure to precise levels for megasonic cleaning processes, classified HTS 8481.10.00.60 as other pneumatic fluid power pressure-reducing valves.
Pneumatic Vacuum Pump Exhaust Pressure Control Valve
Pneumatic pressure-reducing valve installed on semiconductor vacuum pump exhaust lines to control backpressure and protect roughing pumps during chamber pump-down cycles. HTS 8481.10.00.60 classification for other pneumatic fluid power pressure-reducing valves in fab vacuum systems.
Pneumatic Regulator for Semiconductor Slurry Delivery Systems
Pneumatic fluid power pressure regulator for chemical mechanical planarization (CMP) slurry lines, maintaining consistent abrasive slurry pressure to polishing pads during wafer planarization. Classified under HTS 8481.10.00.60 as other pneumatic pressure-reducing valves for semiconductor processing.
Cleanroom Pneumatic Nitrogen Purge Valve Assembly
Pneumatic pressure-reducing valve assembly for nitrogen purge systems in semiconductor cleanrooms, controlling purge gas pressure for wafer handling and storage cassettes. HTS 8481.10.00.60 for other pneumatic fluid power pressure-reducing valves in fab support systems.