Igwe anaghị agba nchara efere elu ezigbo, elu plasticity, ike na n'ibu ike, acid, alkaline gas, ngwọta na ndị ọzọ media corrosion.Ọ bụ ígwè alloy nke na-eguzogide nchara, ma ọ naghị eguzogide nchara.Igwe anaghị agba nchara na-ezo aka na ikuku, uzuoku na mmiri na ndị ọzọ na-adịghị ike ọkara corrosion nke ígwè efere, na acid na-eguzogide ọgwụ efere na-ezo aka acid, alkali, nnu na ndị ọzọ chemical corrosion ọkara corrosion nke ígwè efere.