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UMAT non-isothermal isotropic hardening

Submitted by atilim80 on

Hi All,

I have a problem that I need to take in to account the elastic, thermal and plastic strains (with isotropic hardening). Temperature is changing and the corresponding material properties (elastic, plastic) are temperature dependent. This can be done in Abaqus without using subroutines. As I should add some other features I need to write an UMAT.

I know there is already codes available for non-isothermal elasticity and isothermal isotropic hardening plasticity. (from Abaqus Subroutine Course Documentation). Is there any Code available combining both? I have a code which is actually working but the results are not the same when I am using Abaqus without subroutines. I will be grateful for any kind of help.

Regards,

Atilim