Patent ID: 11959150
Assignee: ARCELORMITTAL
Field: Materials, metallurgy (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 2:
3. The steel sheet as recited in claim 1 wherein a composition of the base metal includes, as contents expressed as weight percent:
0.05%≤C≤0.17%;
1.1%≤Mn≤2.76%;
0.07%≤Si≤0.7%;
S≤0.008%;
P≤0.030%;
0.015%≤Al≤0.61%;
Mo≤0.13%;
Cr≤0.55%;
Cu<0.2%;
Ni≤0.2%;
Nb≤0.050%;
Ti≤0.045%;
V≤0.010%;
B≤0.005%;
Ca<0.030%; and
N≤0.007%,
a remainder being iron and unavoidable impurities due to processing.