Iiflethi eziphezulu eziphezulu zenziwe ngensimbi ye-allous ephezulu. Ezi fleves zinendawo yesibini yenqanaba elinamachaphaza ama-austititic kunye ne-frericuric. Yenzelwe ngoxinzelelo oluphezulu lweNickel, iChromium kunye neMolybdenum, ezi modloles zibonisa ukunyanzelwa kwe-oxidotion kunye nokunganyangeki kwe-oxidation kwiinkqubo zokuphembelela uxinzelelo.