Carbon Steel Lug Type Butterfly Valve 4-inch from Japan
Hand-operated carbon steel butterfly valve with lug ends for bolting directly to flanges in semiconductor wafer slicing saw coolant systems. The butterfly disc provides tight shutoff for process water or slurries during wafer preparation. Falls under HTS 8481.80.3075 as a steel hand-operated butterfly valve used in semiconductor fabrication support.
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
• Provide evidence of end-use in semiconductor wafer grinding equipment to support duty preference claims
• Ensure EPDM or Viton seat materials are documented for chemical compatibility declarations
• Label as 'hand-operated' clearly to distinguish from power-operated valves