Babban Duty Jabuwar Karfe Shaft
Bayanin Samfura
An san ƙirƙira a matsayin ɗaya daga cikin tsoffin hanyoyin aikin ƙarfe tare da yin simintin gyaran kafa (bambance-bambance tsakanin ƙirƙira da jefawa) da machining.Wannan tsari ne da ake samar da billet ɗin ƙarfe zuwa siffar da ake so a ƙarƙashin ma'aikata na kayan aiki ta hanyar aikin ƙirƙira daban-daban, kamar guduma, latsawa, birgima, matsi, da sauransu. Don kammala wani ɓangaren jabu, za a kammala ayyukan a cikin kayan aiki daban-daban.
Nau'in ƙirƙira: ƙirƙirar ƙirƙira mai zafi, ƙirƙira sanyi, buɗaɗɗen ƙirƙira mai ƙirƙira, rufaffiyar mutuƙar ƙirƙira, ƙirƙira ƙirar abin nadi.
Ku rubuta sakonku anan ku aiko mana
