High carbon karfe harbi, sanya daga musamman karfe, taurare da kuma tempered, da abun ciki a cikin carbon mafi girma fiye da 0.85% ta atomization tsari, mai siffar zobe barbashi, Ya sanya daga narkakkar steel.Fengerda tsananin iko kowane mahada na samar, musamman kula da deoxidation da kuma decarboniza