From: Structural Stress–Fatigue Life Curve Improvement of Spot Welding Based on Quasi-Newton Method
Base metal
Chemical composition (wt%)
X2CrNiN18-7
C
Si
Mn
Pmax.
S
Ni
Cr
N
< 0.03
≤ 1
≤ 2
≤ 0.045
≤ 0.015
6–8
16.5–18.5
0.1–0.2