| 摘要 |
PROBLEM TO BE SOLVED: To provide a ferritic stainless steel sheet which is superior in toughness, has adequate corrosion resistance and is superior in productivity and economical efficiency.SOLUTION: The ferritic stainless steel sheet includes, by mass%, 0.03% or less C, 0.03% or less N, 0.05% or less C+N, 0.70% or less Si, 0.50% or less Mn, 0.04% or less P, 0.02% or less S, 16-25% Cr, 1.0% or less Ni, 4×(C+N) to 0.40% Ti, 0.1% or less V, 0.1% or less Nb, 0.01-0.05% Al, 0.02-0.25 Zr and the balance Fe with unavoidable impurities; and contains a nitride in the steel sheet, which is substantially ZrN. |
