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1. (WO2018181060) FERRITE STAINLESS STEEL SHEET AND PRODUCTION METHOD THEREFOR, AND EXHAUST COMPONENTS

Pub. No.:    WO/2018/181060    International Application No.:    PCT/JP2018/011884
Publication Date: Fri Oct 05 01:59:59 CEST 2018 International Filing Date: Sat Mar 24 00:59:59 CET 2018
IPC: C22C 38/00
C21D 9/46
C22C 38/60
Applicants: NIPPON STEEL & SUMIKIN STAINLESS STEEL CORPORATION
新日鐵住金ステンレス株式会社
Inventors: HAMADA, Junichi
濱田 純一
YAKAWA, Atsuhisa
矢川 敦久
Title: FERRITE STAINLESS STEEL SHEET AND PRODUCTION METHOD THEREFOR, AND EXHAUST COMPONENTS
Abstract:
This ferrite stainless steel sheet contains a steel having a chemical composition containing, in mass%, 0.02% or less of C, 0.02% or less of N, more than 0.10% but not more than 3.0% of Si, 1.0% or less of Mn, 0.02-0.05% of P, 11.0-18.0% of Cr, 0.0001-0.0010% of B, 0.01-1.0% of Al, a total of 0.3-4.0% of Nb and/or Cu, 0-0.5% of Ti, 0-3.0% of Mo, 0-2.0% of W, 0-1.0% of V, 0-0.5% of Sn, 0-1.0% of Ni, 0-0.01% of Mg, 0-0.5% of Sb, 0-0.3% of Zr, 0-0.3% of Ta, 0-0.3% of Hf, 0-0.3% of Co, 0-0.01% of Ca, 0-0.2% of REM, and 0-0.3% of Ga, the remaining portion being Fe and incidental impurities, wherein, in the steel, the contained amount of P existing as a P compound is, in mass%, 0.005% or more.