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Recent content by jmccalip

  1. jmccalip

    Buckling of multiple stacked columns

    I have multiple steel tubes with flanged ends, all bolted together. How do I analyze 2 or 3 of these in buckling? What process do I take? I am kinda lost...any help? Thank you!
  2. jmccalip

    Analyzing stress in thin plates

    Let's say I have a thin plate in flexure. I have seen engineers at me job use regular Sigma=M/S, as well as plate theory. We have several books on plate theory, but the process is rather complicated, and I can't always use the pre-derived formulas since our stuff is always oddly...
  3. jmccalip

    Stresses on Acme threads?

    Hello, I am a new mechanical engineer, and am tasked with designing a heavy duty screw jack. I choose Acme threads over square, since it will only be lifted without load, so extra friction doesn't matter, I just need the extra strength they provide over square threads. Also, the load is...
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