Hastelloy Plug Valve for Crystal Boule Grinding Coolant from China
Corrosion-resistant hand-operated Hastelloy plug valve for coolant control in crystal grinders shaping semiconductor boules with conductivity flats. Hastelloy withstands aggressive grinding fluids in wafer prep equipment. HTS 8481.80.50 for other material hand valves in semiconductor apparatus.
Duty Rate — China → United States
40.5%
Rate breakdown
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Provide chemical composition analysis certifying Hastelloy grade for classification
• Link to specific grinder model via manufacturer's documentation
• Avoid bulk packaging declarations; specify individual valve units