Mailing List flyrotary@lancaironline.net Message #32831
From: Joe Hull <joeh@pilgrimtech.com>
Subject: RE: [FlyRotary] Re: Joe Hull's OSH Trip - Part 2
Date: Tue, 25 Jul 2006 21:55:08 -0700
To: 'Rotary motors in aircraft' <flyrotary@lancaironline.net>
You definitely need expansion joints. Tubes sliding within tubes, or
some other type of flex joints.
The thermal expansion/contraction simply kills those short runners.

Finn

Yep, I'm re-doing the whole exhaust system. No more inconel and no more
tangential collector.  It's probably going to be 2" x .065 wall, 321
Stainless tubes going to a collector and muffler of some sort. I seriously
like the idea of non-welded joints - nothing to break off!

Joe Hull
Cozy Mk-IV N31CZ (65 hrs - Rotary 13B NA) Redmond (Seattle), Washington


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