Patent ID: 11945503
Assignee: ARCELORMITTAL
Field: Machine tools (Mechanical engineering)
Classification: CPC B  C | IPC B  C

Claim 25:
26. The welded, hot press-formed and cooled steel part according to claim 20, wherein the steel of the steel substrate of at least one among the first and the second coated steel part portions comprises, by weight:
0.040%≤C≤0.100%
0.80%≤Mn≤2.00%
Si≤0.30%
S≤0.005%
P≤0.030%
0.010%≤Al≤0.070%
0.015%≤Nb≤0.100%
Ti≤0.080%
N≤0.009%
Cu≤0.100%
Ni≤0.100%
Cr≤0.100%
Mo≤0.100%
Ca≤0.006%,
a rest being iron and impurities resulting from manufacturing.