Bi-linear property- Crash Analysis Radioss

Altair Forum User
Altair Forum User
Altair Employee
edited October 2020 in Community Q&A

How do I get the curve points for bi-linear material property for doing crash analysis in Radioss from following data for my AISI 4130 material
E- 210 GPa

UTS- 735 MPa

Yield- 604 MPa

Elongation in 50mm GL- 23.5%

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Answers

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited December 2017

    Hi,

    You can use material law 2 (/MAT/LAW2 (PLAS_JOHNS) with these available data. Use Iflag=1 in this material law and provide these inputs.

    Please go through Help Menu on this material law.

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