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Re: Bolt Head Pull Through

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>I shudder at estimating based on energy methods applied to the deflected 
>shape.  Anyone know of an empirical or analytical report to aid in 
>determining what the force was at pull-through?
It's non-linear so you're not likely to run into a closed form method 
that will tell you. You might try testing for a quick answer, otherwise 
you can probably find someone to do the problem with FEA.

Christopher Wright P.E.    |"They couldn't hit an elephant from
chrisw(--nospam--at)        | this distance"   (last words of Gen.
___________________________| John Sedgwick, Spotsylvania 1864)

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