C37700 Forging Brass Ingot from Mexico
C37700 forging brass ingot is unwrought copper-zinc-lead alloy designed for hot forging applications. Classified as brass under HTS 7403.21.00.00 with zinc as predominant alloying element. Used for valves, fittings, and plumbing components.
Duty Rate — Mexico → United States
1%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Hot-work characteristics should not affect unwrought classification if in ingot form
• Lead content declaration required for safe drinking water compliance (NSF/ANSI 61)
• Verify ingot form qualifies as unwrought per HTS definitions