Brass Manifold for Semiconductor Crystal Grinder Coolant System from Germany
Brass (copper-zinc alloy) distribution manifold for coolant delivery in crystal grinders (heading 8426). Distributes fluid to grind flats indicating conductivity on semiconductor boules. HTS 8431.49.90.92 as copper alloy part for 8426 machinery.
Duty Rate — Germany → United States
15%
Rate breakdown
9903.82.2215%Derivative steel articles the product of Argentina, Ecuador, El Salvador, Guatemala, Japan, the Republic of Korea, Liechtenstein, Switzerland, Taiwan, the United Kingdom, or a member nation of the European Union, as provided for in subdivision (c)(xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Flow diagrams showing manifold routing specific to grinder head essential
• Copper-zinc assay reports validate alloy classification