Stainless Steel Ball Valve for Semiconductor Wafer Processing from China
A hand-operated stainless steel ball valve used in high-purity gas and liquid lines for semiconductor wafer manufacturing equipment, such as crystal growers. It falls under HTS 8481.90.5000 as a part of other materials for hand-operated valves in cleanroom environments. The 'other materials' refers to stainless steel, distinct from cast iron or steel specified elsewhere.
Duty Rate — China → United States
20.5%
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
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 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(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
Import Tips
• Verify material certification (e.g
• 316L stainless steel) meets semiconductor purity standards to avoid reclassification
• Include detailed engineering drawings showing hand-operated design and compatibility with wafer equipment