noun
ferroalloy
Technical term for an alloy of iron with one or more other elements, used in steelmaking and metallurgy.
See also: 合金鉄
鉄合金は製鋼において重要な役割を果たす。
Ferroalloys play an important role in steelmaking.
Synonymous; 合金鉄 is an alternative term with the same meaning, though 鉄合金 is more common.
Compound of 鉄 (iron) and 合金 (alloy).