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RE: Pipe Wall Strength

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You could also look at the AISC Hollow Structural Sections Connections
Manual.  There are entire procedures for pipe and tube connections,
including transfer of concentrated loads to the pipe or tube elements.

Paul Feather PE, SE
pfeather(--nospam--at)SE-Solutions.net
www.SE-Solutions.net
 
-----Original Message-----
From: Michel Blangy [mailto:mblangy(--nospam--at)satco-inc.com] 
Sent: Monday, March 17, 2008 1:33 PM
To: seaint(--nospam--at)seaint.org
Subject: RE: Pipe Wall Strength

How funny. I initially considered addressing my question directly to you
Chris. Thanks.

Michel


> -----Original Message-----
> From: Christopher Wright [mailto:chrisw(--nospam--at)skypoint.com]
> Sent: Monday, March 17, 2008 1:35 PM
> To: seaint(--nospam--at)seaint.org
> Subject: Re: Pipe Wall Strength
>
>
>
> On Mar 17, 2008, at 4:03 PM, Michel Blangy wrote:
>
> > How can I calculate the wall strength of a round pipe with a
> > concentrated load perpendicular to the wall?
> This can get tricky. There are two types for problems one where the
> concentrated load is applied between suports--in that one you have to
> figure the bending strength of the pipe, then figure the local
> stresses at the load. If the concentrated load is directly at a
> support, the classic calculation method is outlined in WR107. There
> are limits to the applicability of the calculation but it's the one
> that's usually used unless you have FEA available. If the pipe wall is
> thick D/t<15 or so, you could fake it with some of the ring load
> problems shown in Roark. Or you could fiinesse whe whole thing with a
> support ring at the load (which you might need anyway if the load is
> high and the pipe is thin.
>
> Christopher Wright P.E. |"They couldn't hit an elephant at
> chrisw(--nospam--at)skypoint.com   | this distance" (last words of Gen.
> .......................................| John Sedgwick, Spotsylvania
> 1864)
> http://www.skypoint.com/~chrisw/
>
>
>
>
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