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Section XV — Base metals and articles of base metal

Chapter 74 — Copper and articles thereof

Heading 7403 — Refined copper and copper alloys, unwrought.

National subdivision

7403.2 Copper alloys:

Common commodities
Brass ingot (Cu-Zn)Bronze block (Cu-Sn)Cupro-nickel ingotNickel silver blockFoundry brass alloyFusible copper alloyHeat treatable bronzeMarine grade cupronickelMuntz metal blocksRed brass ingots

Codes