Izinsimbi ezivame ukusetshenziselwa ukwenza amagiya emishini yokwakha ziyinsimbi ecishiwe futhi epholile, insimbi eqinile, insimbi eboshiwe neqinile nensimbi ene-nitrided.Amandla egiya lensimbi ensimbi aphansi kancane kunalawo egiya lensimbi elakhiwe, futhi avame ukusetshenziselwa amagiya amakhulu, insimbi empunga inezakhiwo ezingasebenzi kahle futhi ingasetshenziswa ekudluliseleni igiya elivulekile elilayisha ukukhanya, i-ductile iron ingaba yingxenye. buyisela insimbi ukwenza amagiya.
Ngokuzayo, amagiya emishini yokwakha ayathuthuka abheke komthwalo osindayo, isivinini esikhulu, ukunemba okuphezulu nokusebenza kahle okuhle kakhulu, futhi alwela ukuba mancane ngosayizi, alula ngesisindo, isikhathi eside empilweni kanye nokwethembeka ngokomnotho.