Wafer Fab Cast Iron Butterfly Valve from China

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.

Duty Rate — China → United States

40.6%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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)

Import Tips

Include end-use statement linking to semiconductor processing to qualify for potential duty relief; ensure FDA or cleanroom certifications if applicable

Avoid misdeclaration as general plumbing valve to prevent delays