Patent ID: 10689723

Abstract:
The present invention relates to a ferritic stainless steel according to the present invention, containing, in mass %: 0.001%≤C≤0.020%, 0.05%≤Si≤0.50%, 0.1%≤Mn≤1.0%, 15.0%≤Cr≤25.0%, Mo<0.50%, 0.50%≤W≤5.00%, and 0.01%≤Nb≤0.50%, with a balance being Fe and unavoidable impurities, having a content (coarse Laves phase ratio) of coarse Laves phase having a diameter of 0.50 μm or more being 0.1% or less, and having an average grain size being 30 μm or more and 200 μm or less.