X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from fmailhost02.isp.att.net ([204.127.217.102] verified) by logan.com (CommuniGate Pro SMTP 5.3.9) with ESMTP id 4509996 for flyrotary@lancaironline.net; Sun, 17 Oct 2010 22:13:52 -0400 Received-SPF: none receiver=logan.com; client-ip=204.127.217.102; envelope-from=bbradburry@bellsouth.net Received: from desktop (adsl-85-148-241.mco.bellsouth.net[98.85.148.241]) by isp.att.net (frfwmhc02) with SMTP id <20101018021316H02002617je>; Mon, 18 Oct 2010 02:13:17 +0000 X-Originating-IP: [98.85.148.241] From: "Bill Bradburry" To: "'Rotary motors in aircraft'" References: In-Reply-To: Subject: RE: [FlyRotary] Re: Headers Date: Sun, 17 Oct 2010 22:13:19 -0400 Message-ID: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0041_01CB6E48.81BDA060" X-Mailer: Microsoft Office Outlook 11 Thread-Index: ActuXKCP6NQ3vEHJSo+98MC85lI+pgADUUmg X-MimeOLE: Produced By Microsoft MimeOLE V6.0.6001.18049 This is a multi-part message in MIME format. ------=_NextPart_000_0041_01CB6E48.81BDA060 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Mark, It would be easier to read if it was a little larger. Bill B _____ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Mark Steitle Sent: Sunday, October 17, 2010 8:37 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Headers And this time, with the attachment. On Sun, Oct 17, 2010 at 7:35 PM, Mark Steitle wrote: Joe, I'm forwarding a picture of a slip joint coupling that was posted to the list a while back by Lynn Hanover. I incorporated this design on my 3-rotor tangential muffler and it is working well. It also makes things a bit easier when removing the muffler. Mark On Sun, Oct 17, 2010 at 5:47 PM, wrote: I had 321 stainless tube with some 316 flexible stainless clamped on both ends, but had leaks. I have since gone to inconel that I got from Ebay. the first joint I have is v-band joints, which don't move, but allow disconnecting the headers from the rest of the exhaust system. Then I have variously 2 1/8 inch and 2 inch inconel tube, and two inconel bellows. All joints are completely welded. The muffler is hung underneath, and has plenty of movement due to it's being hung from brackets with 321 stainless straps. I will provide photos the next time I go up to the hangar, probably Thursday. I just finished fitting all the pipes, now I have to tack weld all of them, remove them and complete the welds. Luckily there is a TIG welder available at the fire department shop, and it's located adjacent to a loading dock where I can pull the airplane up to. All this about 200 yards from my hangar. Someone up there must like me. Brian Trubee -----Original Message----- From: hoursaway1@comcast.net To: Rotary motors in aircraft Sent: Sat, Oct 16, 2010 5:31 pm Subject: [FlyRotary] Re: Headers As far as a slip joint we used a www.burnsstainless.com double wall slip joint into Y collector & a stainless braid flex joint before the Hushpower muff. David. ----- Original Message ----- From: "josrph berki" To: "Rotary motors in aircraft" Sent: Saturday, October 16, 2010 9:31:16 AM Subject: [FlyRotary] Headers Does anyone have a good source for design and fabrication of headers for the rotary? I want to use 321 stainless X .065 wall at the inlet but what practices should be observed as far as slip joint construction? Do you expand the tube to fit over the same size? Do you purchase different size tubes? What is the preferred design of the slip joint? Is wall thickness maintained throughout the length? Thanks for any help Joe Berki Limo EZ -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net:81/lists/flyrotary/List.html ------=_NextPart_000_0041_01CB6E48.81BDA060 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Mark,

It would be easier to read if it = was a little larger…

 

Bill B

 

From: = Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Mark Steitle
Sent: Sunday, October 17, = 2010 8:37 PM
To: Rotary motors in aircraft
Subject: [FlyRotary] Re: = Headers

 

And this time, with the attachment.

 

 

On Sun, Oct 17, 2010 at 7:35 PM, Mark Steitle <msteitle@gmail.com> = wrote:

Joe, 

 

I'm forwarding a picture of a slip joint coupling that was = posted to the list a while back by Lynn Hanover.  I incorporated this design = on my 3-rotor tangential muffler and it is working well.  It also makes = things a bit easier when removing the muffler. =  

 

Mark

 

On Sun, Oct 17, 2010 at 5:47 PM, <bktrub@aol.com> = wrote:

I had 321 stainless tube with some = 316 flexible stainless clamped on both ends, but had leaks. I have since = gone to inconel that I got from Ebay. the first joint I have is v-band joints, = which don't move, but allow disconnecting the headers from the rest of the = exhaust system. Then I have variously 2 1/8 inch and 2 inch inconel tube, and = two inconel bellows. All joints are completely welded. The muffler is hung underneath, and has plenty of movement due to it's being hung from = brackets with 321 stainless straps. I will provide photos the next time I go up = to the hangar, probably Thursday. I just finished fitting all the pipes, now I = have to  tack weld all of them, remove them and complete the welds. Luckily there = is a TIG welder available at the fire department shop, and it's located = adjacent to a loading dock where I can pull the airplane up to. All this about 200 = yards from my hangar. Someone up there must like me. =

 

=

Brian Trubee

 

-----Original Message-----
From: hoursaway1@comcast.net
To: Rotary motors in = aircraft <flyrotary@lancaironline.net>
Sent: Sat, Oct 16, 2010 5:31 pm
Subject: [FlyRotary] Re: Headers

As far as a slip joint we used a = www.burnsstainless.com  double wall slip joint into Y collector & a stainless braid = flex joint before the Hushpower muff.   David. 
----- Original Message -----
From: "josrph berki" <jskmberki@windstream.net>
To: "Rotary motors in = aircraft" <flyrotary@lancaironline.net>
Sent: Saturday, October 16, 2010 9:31:16 AM
Subject: [FlyRotary] Headers

Does anyone have a good source for design and fabrication of headers for = the
rotary? I want to use 321 stainless X .065 wall at the inlet but = what
practices should be observed as far as  slip joint construction? =  Do you
expand the tube to fit over the same size?  Do you purchase = different size
tubes? What is the preferred design of the slip joint? Is wall = thickness
maintained throughout the length? Thanks for any help

Joe Berki
Limo EZ


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