Of course, you are right in that regards. I was thinking of tear out due to
the loads that make it bulge in the first place. I do not know how much it
takes to bulghe the panel pressure wise, but if you sum the whole shebang,
it might get fairly large.
mayf, off planet in Pahrump
----- Original Message -----
From: "John Burk" <joyseydevil@comcast.net>
To: <land-speed@Autox.Team.Net>
Sent: Tuesday, December 28, 2004 11:07 AM
Subject: Re : Dzus Spacing
> Dave and Mayf - If air pressure makes a flat panel bulge 1/8" over a 13"
span
> no yielding has occured - All alloys of alumimum are equaly elastic so if
the
> panels were 1100 or 7075 they would both bulge the same amount - I hate to
> double the number of Dzus buttons so I think riveting a stiffener on the
> inside is the best - Was just wondering what button spacing others would
use
> in this area of low pressure - Dave I daily use my copy of Machinerys
Handbook
> but I have better information on propertys of metals .
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