Re: B31.1 Bellows XJts - Complete Disengagement

From: <Christopher>
Date: Wed Sep 12 2007 - 11:45:00 EDT

On Sep 12, 2007, at 7:20 AM, Ken Nisly-Nagele wrote:

> Although I explicitly asked in the RFQ for the manufacturer to confirm
> compliance of tied joints with B31.1, one supplier did not say that
> a tied
> joint would not meet B31.1, but only offered an externally
> pressurized joint
> to comply with B31.1. That response has made me "uneasy". A second
> manufacturer has not yet responded.

If you haven't already, go over the provisions for expansion joints in Section VIII Div 1. You should get a good notion of what's good practice and what isn't. If need be work out a design for yourself so you can talk to vendors about what you need and what will comply.

Christopher Wright P.E. |"They couldn't hit an elephant at <a href="/group/PipingDesign/post?postID=ZB_ZKcBTpvptTc592v91WqIj4RVlFXXFa45mOJttQWfJy9Vj2WR4z2WLyRIbMe5J13u3d_uuBRjWGwIohz4">chrisw@skypoint.com</a> | this distance" (last words of Gen.

.......................................| John Sedgwick, Spotsylvania

1864)
<a href="http://www.skypoint.com/~chrisw/">http://www.skypoint.com/~chrisw/</a> Received on Wed Sep 12 11:45:00 2007