Dalilan Lalacewar Karfe

Kyakkyawan juriya na lalacewa na bakin karfe shine saboda samuwar fim din oxide marar ganuwa a saman karfe, yana sa shi m.Wannan fim ɗin da ba a yarda da shi ba yana samuwa ne a sakamakon ƙarfe yana amsawa tare da iskar oxygen lokacin da aka fallasa shi zuwa yanayin, ko kuma sakamakon haɗuwa da wasu wurare masu dauke da oxygen.Idan fim ɗin wucewa ya lalace, bakin karfe zai ci gaba da lalacewa.A yawancin lokuta, fim ɗin wucewa yana lalacewa ne kawai akan saman ƙarfe da kuma a cikin yankunan gida, kuma sakamakon lalata shi ne ya haifar da ƙananan ramuka ko ramuka, wanda ya haifar da rarraba ƙananan ramuka kamar lalata a saman kayan.

Abinda ya faru na lalata rami mai yiwuwa ya kasance saboda kasancewar ions chloride hade da masu cirewa.Lalacewar ɓarna na ƙananan ƙarfe irin su bakin karfe galibi ana haifar da shi ta hanyar lalacewar gida na wasu m anions zuwa fim ɗin m, yana kare yanayin rashin ƙarfi tare da juriya mai girma.Yawancin lokaci ana buƙatar yanayi mai oxidizing, amma wannan shine ainihin yanayin da lalatawar rami ke faruwa.Matsakaici don lalata lalata shine kasancewar ions ƙarfe mai nauyi kamar FE3 +, Cu2+, Hg2+ a cikin C1-, Br-, I-, Cl04-maganin ko chloride mafita na Na +, Ca2+ alkali da alkaline ƙasa karfe ions dauke da H2O2, O2, da dai sauransu.
Adadin rami yana ƙaruwa tare da ƙara yawan zafin jiki.Alal misali, a cikin wani bayani tare da maida hankali na 4% -10% sodium chloride, matsakaicin asarar nauyi saboda lalata lalata ya kai 90 ° C;don ƙarin bayani mai tsarma, matsakaicin yana faruwa a yanayin zafi mafi girma.