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  1. khoppe83

    Stiffness mismatch

    Thanks for the help. A bit of clarification on my part will probably help the follow on question a bit more, sorry for the confusion.... Nastran sol 600 actually simply exports it as a .bdf file, however it is not running Nastran, it is actually running the Marc solver (counterintuitive, but...
  2. khoppe83

    Stiffness mismatch

    Hello, I am using first order elements (Hex 8).
  3. khoppe83

    Stiffness mismatch

    Hello, I am trying to analyze a filler material, i.e. with a CTE of around 1E-4 1/F and modulus of around 500 psi. It is bonded in between two materials both with moduli greater than 1E5. The delta T of all three materials is around 150 F. My question is, is there a general technique that...

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