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  1. jskevin

    Using flange with scallops cut into it as datum

    Hello, I have a bolt flange that has scallops cut into it so material is removed between the bolt holes. Can I use the outside diameter of the flange as a datum, now that its not a circle, but just a number of edges that are tangent to that outside diameter? I have a picture attached. Does...
  2. jskevin

    Strain Failure Criteria

    Hello, I am working on a flexible plastic part. I want to know if it can bend open enough without breaking. I have a good idea of the strain at break, but I don't have the stress strain curve so I don't have a good idea of the young's modulus. I don't really care about the force required to...

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