X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fed1rmmtao05.cox.net ([68.230.241.34] verified) by logan.com (CommuniGate Pro SMTP 5.1c.4) with ESMTP id 1421236 for flyrotary@lancaironline.net; Tue, 26 Sep 2006 12:11:51 -0400 Received-SPF: none receiver=logan.com; client-ip=68.230.241.34; envelope-from=alventures@cox.net Received: from fed1rmimpo02.cox.net ([70.169.32.72]) by fed1rmmtao05.cox.net (InterMail vM.6.01.06.01 201-2131-130-101-20060113) with ESMTP id <20060926161108.DXDB12909.fed1rmmtao05.cox.net@fed1rmimpo02.cox.net> for ; Tue, 26 Sep 2006 12:11:08 -0400 Received: from BigAl ([72.192.132.90]) by fed1rmimpo02.cox.net with bizsmtp id T4BB1V0041xAn3c0000000 Tue, 26 Sep 2006 12:11:11 -0400 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Flexible Exhaust Pipe.. Tracy? Date: Tue, 26 Sep 2006 09:11:10 -0700 Message-ID: <000901c6e186$61d73980$6400a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000A_01C6E14B.B5786180" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2962 In-Reply-To: Importance: Normal This is a multi-part message in MIME format. ------=_NextPart_000_000A_01C6E14B.B5786180 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable =20 I just got some flexible exhaust pipe from JC Whitney. The stuff is = pretty neat, it is very flexible (though will not make an extremely tight = bend). It was inexpensive, and made of 304 stainless. It is also light weight. = =20 So the only questions are how well will it hold up, and how to attach it = to the rest of the exhaust system. =20 =20 Dave; I wouldn't expect much from this stuff - it's only .010" wall thickness. = It may be fine on a rotary if far from the ports; and maybe downstream from = a muffler. Otherwise the temperatures and the pulses would likely destroy = it. =20 Al =20 Tracy, I understand you have been using flexible pipe and it has been holding up OK. I just want to make sure you are using the same stuff. = Here is the link to what I have: =20 http://www.jcwhitney.com/autoparts/Product/tf-Browse/s-10101/Pr-p_Product= .CA TENTRY_ID:2006251/p-2006251/N-111+10201+600012761/c-10101=20 =20 Is that the same stuff you are using? Has it really held up? My plan = for installation is to have u-joint flanges welded on. Any better ideas or tips? =20 Thanks, --=20 David Leonard Turbo Rotary RV-6 N4VY My websites at: http://members.aol.com/_ht_a/rotaryroster/index.html=20 http://members.aol.com/_ht_a/vp4skydoc/index.html http://leonardiniraq.blogspot.com=20 ------=_NextPart_000_000A_01C6E14B.B5786180 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

 

I just got some flexible exhaust pipe from JC Whitney.  The stuff is pretty neat, it is very flexible (though = will not make an extremely tight bend).  It was inexpensive, and made of 304 stainless.  It is also light weight.

 

So the only questions are how well will = it hold up, and how to attach it to the rest of the exhaust system.  =

 

Dave;

I wouldn’t expect much from = this stuff – it’s only .010” wall thickness.  It may = be fine on a rotary if far from the ports; and maybe downstream from a = muffler.  Otherwise the temperatures and the pulses would likely destroy = it.

 

Al

 

Tracy, I understand you have = been using flexible pipe and it has been holding up OK.  I just want to = make sure you are using the same stuff.  Here is the link to what I = have:

 

 

Is that the same stuff you are using?  = Has it really held up?  My plan for installation is to have u-joint = flanges welded on.  Any better ideas or tips?

 

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