NAICS Code: 331492 Secondary Smelting, Refining, and ...
331492 - Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum) *Click to View Top Businesses by Revenue for 331492 – Complete Profiles*. This U.S. industry comprises establishments primarily engaged in (1) alloying purchased nonferrous metals and/or (2) recovering nonferrous metals from scrap.
