Dangane da abun da ke ciki, ana iya raba shi zuwa jerin Cr (jeri 400), jerin Cr-Ni (jerin 300), Cr-Mn-Ni (jeri 200), chromium gami da ƙarfe mai ƙarfi (jeri 500) da tsarin taurin hazo (shiri na 600).
201: rashin juriya na lalata, ana amfani da shi sosai azaman madadin arha don jerin 300 a China.
304: shi ne aka fi amfani da shi.samfura kamar: kwantena masu jure lalata, kayan tebur,
furniture, dogo, kayan aikin likita.
316: nau'in karfe na biyu da aka fi amfani da shi a cikin masana'antar abinci, agogo da kayan ado,
masana'antar harhada magunguna da kayan aikin tiyata.
430: Ferritic bakin karfe, don ado, misali na kayan haɗin mota.Kyakkyawan moldability, amma matalauta
juriya na zafin jiki da juriya na lalata.