440 bakin karfe farantin karfe 440 bakin karfe nada
Takaitaccen Bayani:
Bakin karfe farantin yana da santsi surface, high plasticity, tauri da inji ƙarfi, kuma shi ne resistant zuwa lalata acid, alkaline gas, bayani da sauran kafofin watsa labarai.Yana da wani irin gami karfe wanda ba shi da sauƙi ga tsatsa, amma ba shi da cikakken tsatsa.Bakin karfe yana nufin farantin karfen da ke da juriya ga lalatawar kafofin watsa labarai masu rauni kamar yanayi, tururi da ruwa, yayin da farantin karfe mai juriya na acid yana nufin farantin karfe mai jure lalatawar kafofin watsa labarai na sinadarai kamar acid, alkali da gishiri.Bakin karfe farantin karfe yana da tarihin sama da karni daya tun da ya fito a farkon karni na 20.
