A Fe—Cr alloy having a chemical composition with increased Si and Al contents, in which the chemical composition satisfies the following formula (1) in terms of the Si content, Al content, and Cr content: 14.0≤% Si+1.15×% Al+0.35×% Cr ??(1).
of raw(2)(3)materialElectric resistivityOxidation resistancesubjected toVolumeMass gain bysiliconizing(1)resistivityoxidationNo.treatmentWorkability(μΩ · cm)Evaluation(g/m2)EvaluationRemarks1