Baƙin ƙarfe waya aikace-aikace a cikin tsari, babban shi ne ta cikin zafi karfe billet mirgina zuwa shida maki biyar mm sandar waya, sa'an nan kuma sanya shi a cikin zane a cikin wani layi na daban-daban diamita, shuka da kuma sannu a hankali kunkuntar da farantin faranti, sanyaya. da annealing, plating tsari, irin wannan ...
Kara karantawa