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  1. TrapperJohn

    Von Mises Vs Max Principle

    Would it be worthwhile for everyone to describe what static strength failure criterion they use and for what situations? Sounds like a good idea!
  2. TrapperJohn

    Von Mises Vs Max Principle

    All Thanks for the replies and sorry for the spelling. This is a general question for our engineers in the design of aircraft support equipment. Currently some our engineers use Von Mises while other’s use the max/min principal stress. Clearly we all should be designing the same way...
  3. TrapperJohn

    Von Mises Vs Max Principle

    Given the legal design requiremnt: The Stress level, under load condition, at any point in the structure shall be limited to a level that provides a safety factor of 3 against permanent deformation. Whould you use Von Mises or Max Principle in your FEA modle?
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