Stress in LAW36

Altair Forum User

Hi everyone,

I used law36 to analyze my models. Elements are failed base on plastic strain criterion.

When I set l_thick = 1 (thickness change is taken into account) in shell property, elements are failed earlier.

What is the reason?

Thanks you!

Altair Forum User

check for initial penetrations and the values in the material card X/Y scale factor for the stress strain curve..happened to me before