| 摘要 |
This ferrite stainless steel includes: by mass%, C: 0.020% or less; N: 0.025% or less; Si: 1.0% or less; Mn: 0.5% or less; P: 0.035% or less; S: 0.01% or less; Cr: 16% to 25%; Al: 0.15% or less; Ti: 0.05% to 0.5%; and Ca: 0.0015% or less, with the balance being Fe and inevitable impurities, wherein the following formula (1) is fulfilled, BI = 3 �¢ AI + Ti + 0.5 �¢ Si + 200 �¢ Ca ‰¤ 0.8
(wherein Al, Ti, Si, and Ca in the formula (1) represent contents (mass%) of the respective components in the steel). |
