Patent ID: 11965223
Assignee: JFE STEEL CORPORATION
Field: Materials, metallurgy (Chemistry)
Classification: CPC C | IPC C

Claim 1:
2. The steel sheet according to claim 1, wherein the component composition further contains one or two or more of
V: 0.001% to 1%,
Ti: 0.001% to 0.3%,
Nb: 0.001% to 0.3%,
Cr: 0.001% to 1.0%,
Mo: 0.001% to 1.0%,
Ni: 0.01% to 1.0%,
Cu: 0.01% to 1.0%,
B: 0.0002% to 0.0050%,
Sb: 0.001% to 0.050%,
a REM: 0.0002% to 0.050%,
Mg: 0.0002% to 0.050%, and
Ca: 0.0002% to 0.050% on a mass basis.