Manganese karfe, wanda kuma ake kira Hadfield karfe ko mangalloy, shine don inganta KARFI, DURABILITY & TAURARWA, wanda shine ƙarfin ai shine mafi yawan kayan da ake amfani da su don ƙwanƙwasa.Duk matakin manganese na zagaye kuma mafi yawanci ga duk aikace-aikacen shine 13%, 18% da 22% ....
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