Patent ID: 6884388

Claim:
A low carbon martensitic stainless steel sheet having heat resistance, comprising, on the basis of mass percent: 0.030% to 0.100% C; 0.50% or less of Si; 1.00% to 2.50% Mn; more than 10.00% to 15.00% Cr; at least one selected from the group consisting of: 0.01% to 0.50% Ti; 0.01% to 0.50% V; 0.01% to 1.00% Nb; and 0.01% to 1.00% Zr; N in an amount defined by the following expression: N: 0.005% to (Ti+V)×14/50+(Nb+Zr)×14/90; and the balance being Fe and incidental impurities.