I-tee iwukufakwa kwepayipi kanye nesixhumi sepayipi.I-tee ivame ukusetshenziswa epayipini legatsha lepayipi elikhulu.I-tee ihlukaniswe ububanzi obulinganayo kanye nobubanzi obuhlukile, futhi iziphetho ze-diameter tee ezilinganayo zonke zilingana;Ubukhulu bombhobho oyinhloko buyafana, kanti ubukhulu bepayipi legatsha buncane kunelo lombhobho omkhulu.Ukuze kusetshenziswe amapayipi angenamthungo ukwenza i-tee, okwamanje kunezinqubo ezimbili ezivame ukusetshenziswa: i-hydraulic bulging kanye nokucindezela okushisayo.Ihlukaniswe ngezinga likagesi, indinganiso yamanzi, indinganiso yaseMelika, indinganiso yaseJalimane, indinganiso yaseJapane, indinganiso yaseRussia, njll.