NAICS 331112 — Iron and Steel Mills and Ferroalloy Manufacturing 
BEA sector: Iron and steel mills and ferroalloy manufacturing
Activity: Electrometallurgical ferroalloy manufacturing
Activity: Ferroalloys manufacturing
Activity: Ferrochromium manufacturing
Activity: Ferromanganese manufacturing
Activity: Ferromolybdenum manufacturing
Activity: Ferrophosphorus manufacturing
Activity: Ferrosilicon manufacturing
Activity: Ferrotitanium manufacturing
Activity: Ferrotungsten manufacturing
Activity: Ferrovanadium manufacturing
Activity: High percentage nonferrous alloying elements (i.e., ferroalloys) manufacturing
Activity: Manganese metal ferroalloys manufacturing
Activity: Molybdenum silicon ferroalloys manufacturing
Activity: Silicomanganese ferroalloys manufacturing
Activity: Spiegeleisen ferroalloys manufacturing