Nippon Steel Stainless Steel Corporation

Mitsuki Sugeoi

Masaharu Hatano

Takumi Nishimoto

Toshihiko Uchida

Ferritic stainless steel is characterized by including, by mass %: Cr: 12.0% to 16.0%; C: 0.020% or less; Si: 2.50% or less; Mn: 1.00% or less; P: 0.050% or less; S: 0.0030% or less; Al: 2.50% or less; N: 0.030% or less; Nb: 0.001% to 1.00%; one or more of B: 0.0200% or less, Sn: 0.20% or less, Ga: 0.0200% or less, Mg: 0.0200% or less, and Ca: 0.0100% or less; and a balance consisting of Fe and impurities, in which Expression (1) is satisfied.10(B+Ga)+Sn+Mg+Ca&#x3e;0.020&#x2003;&#x2003;(1)

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Tokyo, Japan

Mitsuki Sugeoi