[TheForge] Guesstamating

[theforge@mailman.qth.net]

>Is there a rule of thumb to use when drawing steel as to how much to start with?  
>Larry
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>So all we have to do is integrate from 0" to 6" the function pi*r(x)^2*dx.  
>Got that?  [It's easier than it sounds.]
>
>Bruce
>NJ
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no it isn't. dave mudge wins todays prize for the best blacksmiths answer to a blacksmiths question. re printed below in case you missed it. no calculator required.

bob
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>I always do a test piece.
>Measure what you start with.
>Measure what you end up with,
>That will give you the answer for the next piece
>dave m.