steel
preferred label: فولاد @fa
type: Concept
broader: ferrous alloys

ferrous alloys
alternative label: alloys, ferrous
narrower: cast iron
narrower: steel
related: iron
broader: alloys
preferred label: آلیاژهای آهن @fa
type: Concept

cast iron
preferred label: چدن @fa
type: Concept
broader: ferrous alloys

iron
preferred label: آهن @fa
type: Concept
related: ferrous alloys

alloys
preferred label: آلیاژها @fa
type: Concept
narrower: ferrous alloys