2-inch Cast Iron Wafer Butterfly Valve
Compact 2-inch wafer-style hand-operated cast iron butterfly valve for tight spaces in semiconductor wafer prep lines, HTS 8481.80.3030 butterfly iron. Thin profile sandwiches between flanges without bolts. Ideal for crystal grinder coolant circuits.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If flanged rather than wafer connection
Connection style affects statistical breakout.
If stainless steel wafer fittings
Pipe fittings of steel separate from valves.
If for cleanroom wafer transport modules
Lab equipment for wafer handling different.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Clarify 'wafer valve' means flange type, not semiconductor wafer; provide dimension drawings
• Ensure lever length confirms hand-operation
Related Products under HTS 8481.80.30.30
Cast Iron Butterfly Valve DN50
A hand-operated butterfly valve made of cast iron, featuring a disc that rotates within the pipe to control flow, classified under HTS 8481.80.3030 as a butterfly type hand-operated valve of iron. Used in industrial piping systems for water, air, or low-pressure gas applications. Its quarter-turn operation allows for quick throttling and isolation.
Wafer Fab Cast Iron Butterfly Valve
Hand-operated cast iron butterfly valve designed for cleanroom use in semiconductor wafer processing lines, controlling inert gas flow, under HTS 8481.80.3030 for butterfly type iron valves. Features low-particle generation and precise throttling for sensitive environments. Meets statistical notes for semiconductor manufacturing equipment.
Lugged Cast Iron Butterfly Valve 4-inch
4-inch hand-operated lugged cast iron butterfly valve for end-of-line or dead-end service in chemical processing, HTS 8481.80.3030 as hand-operated iron butterfly type. Lugs allow bolting between flanges without full pipe disassembly. Provides bubble-tight shutoff for slurries and powders.
Triple Offset Cast Iron Butterfly Valve
Hand-operated triple offset cast iron butterfly valve for high-temperature steam service up to 450°F, classified HTS 8481.80.3030 for iron butterfly types. Offset design ensures metal-to-metal seating for zero leakage in demanding conditions. Common in power plants and HVAC systems.
Semiconductor Crystal Grower Butterfly Valve
Specialized hand-operated cast iron butterfly valve for Czochralski crystal puller systems in silicon wafer manufacturing, HTS 8481.80.3030 butterfly type. Controls argon purge gas flow during monocrystalline boule growth per statistical notes. Designed for ultra-high purity environments.
DN100 Cast Iron Lever Butterfly Valve
DN100 (4-inch) lever-handled cast iron butterfly valve for municipal water treatment plants, under HTS 8481.80.3030 as hand-operated iron butterfly. Epoxy-coated for corrosion resistance in wastewater applications. Quick 90-degree operation for flow control.