Patent ID: 9537158
Date: 2017-01-03
CPC Classifications: B23K,C21D,C22C,H01M,Y02E,Y02P

Claim:
1. An oxidation-resistant ferritic stainless steel comprising: a ferritic stainless steel base material comprising Fe, Cr, Mn, and Cu and a spinel-structured oxide containing an oxide represented by (Cu, Mn) wherein the ferritic stainless steel base material comprises about 10 to about 30 wt % of Cr about 0.4 to about 2.0 wt % of Mn, about 1.5 to about 7.5 wt % of Cu, and the rest of Fe, and wherein the spinel-structured oxide containing Cu and Mn is formed from Cu and Mn in the ferritic stainless steel base material.