C46400 Naval Brass Slab from Mexico
C46400 naval brass slab is an unwrought form of copper-zinc-tin alloy with 1% tin maximum, maintaining brass classification. Meets HTS 7403.21.00.00 criteria as zinc predominates over tin (<3%). Ideal for marine hardware and propeller shafts.
Duty Rate — Mexico → United States
1%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Tin content verification critical - must be under 3% by weight to remain brass rather than bronze
• Marine-grade certifications may be required for naval brass applications
• Slab dimensions must qualify as unwrought (not semi-finished products)