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  • Users: Surfex
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  1. Surfex

    Hoop stress calculation in grooves in thin shell vessels

    HI, I have an application where I have a tube of a certain wall thickness, internal diameter and internal pressure with ends capped. I also have a square groove of a certain width and depth machined in the inside diameter of my tube. I would like to know how to calculate the hoop stress...
  2. Surfex

    Sheet metal folding

    Hi, I would like to know if there is a relation or formula that governs the folding of a sheet metal taking into consideration the plate thickness, material, and bending angle. Stress and strain must be included in the formula. More particularly, I'm interested in folding a plate to form a...
  3. Surfex

    Disassembly torque required for a torqued and glued bolt

    Hi everyone, I have a question here concerning the interaction of different locking devices while used together in an assembly. For example, what would be the required torque to disassemble a bolt if it was torqued at assembly to a value of 500 lb-ft and if we added a threadlock glue (loctite)...

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