From: Modeling elastic-plastic buckling of sandwich axisymmetric shells: on the limits of "shell" models and analytical solutions
Angle
COQMULT
Mode
Standard QUA8
Horizontal QUA8
°
(MPa)
30
7.34
4
7.28
1.15
5
45
9.21
9.06
3.607
60
7.83
8.08
5.529