316L Steel Plug Valve for Wafer Lapping Equipment
Corrosion-resistant 316L steel hand-operated plug valve for slurry lines in wafer lappers achieving flatness tolerances for semiconductor fabrication. Under HTS 8481.80.3065 as steel plug type for critical surface preparation in boule processing. Ensures uniform lapping pressure control.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If specifically cast stainless steel construction
Investment cast stainless valves have dedicated 8481.80.1060 provision.
If with automatic pneumatic control for process integration
Automatically controlled valves for semiconductor processing in Chapter 90.
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Import Tips & Compliance
• Specify 316L grade certification; affects Section 232 steel tariffs
• Document slurry chemical resistance for classification support
• Package as cleanroom-ready to distinguish from industrial valves
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