Naval Brass Slab from China
Unwrought copper-zinc alloy slab with 1% tin and lead for propeller shafting, classified 7403.29.0180 as other copper alloy maintaining brass base composition.
Duty Rate — China → United States
26%
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)
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Submit MIL-STD alloy specifications matching imported composition
• Ensure slab dimensions exceed unwrought minimums (typically >5kg)
• Avoid mixing with bronze alloys during storage to prevent cross-contamination