Galvanized karfe bututu ne welded karfe bututu tare da zafi-tsoma galvanized yadudduka a saman.Shahararren Girman 2inch, 3inch, 4inch.Galvanizing na iya ƙara juriya na lalata bututun ƙarfe kuma ya tsawaita rayuwar sabis.Galvanized bututu yana da fa'idar amfani.Baya ga bututun layu na ruwa, iskar gas, mai da sauran magudanan ruwa na gabaɗaya, ana kuma amfani da shi a matsayin bututun rijiyar mai a cikin masana'antar mai, musamman ma wuraren mai na teku, da dumama mai da na'urorin sanyaya na'urorin sanyaya sinadarai., Coal distillation wanke mai musayar bututu, kazalika da trestle bututu tara, mine rami support frame bututu da kuma tsarin karfe bututu, da dai sauransu.