Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Ferro Armco-it#Sense
Armco-ijzer-nl#Sense
Ingot iron-en#Sense
Armco-Eisen-de#Sense
Dead soft steel-en#Sense
Acier extra doux-fr#Sense
Fer Armco-fr#Sense