Secondary Smelting, Refining, and Alloying of Nonferrous Metal (except Copper and Aluminum)

Description

This U.S. industry comprises establishments primarily engaged in (1) alloying purchased nonferrous metals and/or (2) recovering nonferrous metals from scrap. Establishments in this industry make primary forms (e.g., bar, billet, bloom, cake, ingot, slab, slug, wire) using smelting or refining processes.

Category

Manufacturing

NAICS Code

331492

Job Tasks

High risk job tasks associated with this industry:

• Heat or machine chromium alloys
• Heat or machine cobalt alloys
• Heat or machine manganese alloys
• Make beryllium-containing products
• Reclaim scrap metal containing lead, cadmium, beryllium, or mercury
• Smelt or cast lead
• Smelt or refine zinc or copper
• Worked in smelter for years with heavy exposures to sulfur dioxide and metal fumes