Resistance surface deformation Characteristic and production manner and coat steel sheet null mass of the ferrite stainless steel cold rolling steel sheet which is superior in

摘要

PROBLEM TO BE SOLVED: To provide a cold rolled ferritic stainless steel sheet excellent in surface distortion resistance and surface properties, and advantageously applicable to an automobile and internal and external panels of a building.;SOLUTION: The cold rolled ferritic stainless steel sheet has a composition comprising ≤0.020% C, ≤0.5% Si, ≤0.3% Mn, ≤0.04% P, ≤0.010% S, 8-30% Cr, ≤1.0% Al, 0.05-0.5% Nb, 0.003-0.030% Ti, ≤0.020% N, and the balance Fe with inevitable impurities and satisfying Nb/Ti≥10.0 and Nb≥16(C+N), and has an average diameter of TiN of 0.1-3.0 μm and a YR of ≤60%.;COPYRIGHT: (C)2008,JPO&INPIT