Source: Tafsir al-Ahlam al-Kabir (Ibn Sirin)
Iron in a dream is wealth, honor, and strength for whoever obtains it. Eating iron indicates victory over enemies and speaking about people's honor. Melting it indicates falling victim to people's tongues.
Source: Ta'tir al-Anam fi Ta'bir al-Manam (Al-Nabulsi)
Iron indicates a man of great might. Wearing a shirt of iron indicates protection from enemies and a long life.
Source: Al-Isharat fi Ilm al-Ibarat (Ibn Shahin)
Iron is interpreted as wealth and benefit from a ruler. Whoever sees himself making something from iron will gain sustenance with fatigue.