Karfe da aka huda wani yanki ne na takarda wanda aka yi tambari, ƙirƙira, ko naushi don ƙirƙirar ƙirar ramuka, ramuka, da siffofi daban-daban.Ana amfani da nau'i-nau'i na karafa a cikin tsarin aikin karfe, wanda ya hada da karfe, aluminum, bakin karfe, jan karfe, da titanium.Duk...
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