Ana ƙera bututun galvanized masu zafi ta hanyar amfani da bututun ƙarfe na carbon da kuma murfin zinc. Tsarin ya haɗa da wanke bututun ƙarfe da sinadarin acid don cire duk wani tsatsa ko iskar shaka, tsaftace shi da ruwan ammonium chloride, zinc chloride, ko haɗuwa da duka biyun kafin a nutsar da shi a cikin wanka mai zafi. Rufin galvanized da aka samu yana da daidaito, yana manne sosai, kuma yana da juriya ga tsatsa saboda haɗakar halayen jiki da sinadarai masu rikitarwa waɗanda ke faruwa tsakanin ƙarfe da murfin da aka narke bisa zinc. Layin ƙarfe yana haɗuwa da layin zinc mai tsarki da kuma bututun ƙarfe, yana ba da kyakkyawan juriya ga tsatsa.
Ana amfani da bututun galvanized mai zafi sosai a fannoni daban-daban kamar su gidajen kore na noma, kariyar wuta, samar da iskar gas, da kuma tsarin magudanar ruwa.
