Material Modelling

Aravindchinnusamy
Aravindchinnusamy Altair Community Member
edited February 2024 in Community Q&A

Hi community,

I like to know extraplotion of S-S curves of materials , could you explain in brief.  is that essential to add in material modelling.

Thanks

Answers

  • GTT Johan
    GTT Johan
    Altair Employee

    Hi Aravind
    For most codes an extraplotation is based on the slope of the curve (H) based on the two last data points.
    Like descriped for Optistruct here
    MATS1

    https://help.altair.com/hwsolvers/os/topics/solvers/os/mats1_bulk_r.htm