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UMAT and VUMAT Subroutines for GTN Model

Hi Friends,

 

                I want to implement GTN damage model in abaqus/Explicit and Standard analysis. Is there any example tutorial or avaliable material. Please forward to me. 

 

Regards

Vinod Kumar

avinod.mech@gmail.com

Damage Failure Model Data for Modified 9Cr-1Mo Steel

Can anyone know the data for the following (Johnson Cook Failure Model)

J.C. Damage Constant parameters (d1, d2, d3, d4, d5) , Transition Temperature Melting temperature and strain rate constants

How to implement GTN Damge Model in Abaqus

Dear Friends,

 

                      I have to know how to implement a GTN Damage model in Abaqus. Is there any Examples or Tutorials to learn this technique. Can anyone possible to solve my problem.

 

I trying implement this Damage model for the axisymmetric Model. I have uploaded for your reference.

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