I-Fang Gang: Iqinile, imathiriyeli yebha.Ukwahlukileyo kwityhubhu yesikwere, ityhubhu engenanto ingombhobho.I-Steel (i-Steel): Yinto eneemilo ezahlukeneyo, ubukhulu kunye neempawu ezifunwa yi-ingots yensimbi, iibhilidi okanye intsimbi ngokucutshungulwa koxinzelelo.Intsimbi yinto ebalulekileyo eyimfuneko kulwakhiwo lwesizwe kunye nokuphunyezwa kwezinto ezine zanamhlanje.Isetyenziswa kakhulu kwaye ineentlobo ezininzi zeemveliso.Ngokweemilo ezihlukeneyo ze-cross-sectional, insimbi ihlukaniswe ngokubanzi kwiindidi ezine: iiprofayili, iipleyiti, imibhobho kunye neemveliso zetsimbi.