Hastelloy Check Valve for Crystal Grinder Coolant from United States
A corrosion-resistant Hastelloy hand-operated check valve for lapping fluid systems in crystal grinders preparing semiconductor wafers to exact diameters. Tariff item 8481.90.00 includes nickel alloys as 'other materials' for check valve parts.
Duty Rate — United States → Canada
0%
Import Tips
• Specify the Hastelloy grade (e.g
• C-276) on the commercial invoice
• Provide the valve model and manufacturer details
• Document the semiconductor application to support classification