Ipayipi elikhangayo, elaziwa nangokuthi ipayipi lensimbi elinamandla, lihlukaniswe laba idiphu elishisayo lika-galvanized kanye nogesi likagesi amabili, idiphu elishisayo elifaka ungqimba lwama-galvanized ungqimba oluwugqinsi, elinoqweqwe lomfaniswano, ukunamathela okuqinile, impilo ende yenkonzo kanye nezinye izinzuzo.Izindleko ze-galvanizing ziphansi, indawo engaphezulu ayibushelelezi kakhulu, futhi ukumelana kwayo nokugqwala kubi kakhulu kunepayipi elishisayo elishisayo.Isetshenziselwa kakhulu ukuthutha igesi nokufudumeza.