X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imo-m24.mx.aol.com ([64.12.137.5] verified) by logan.com (CommuniGate Pro SMTP 5.1c.3) with ESMTP id 1350097 for flyrotary@lancaironline.net; Sat, 26 Aug 2006 15:50:37 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.5; envelope-from=Lehanover@aol.com Received: from Lehanover@aol.com by imo-m24.mx.aol.com (mail_out_v38_r7.6.) id q.319.9ac93e2 (14457) for ; Sat, 26 Aug 2006 15:49:50 -0400 (EDT) From: Lehanover@aol.com Message-ID: <319.9ac93e2.3221ffde@aol.com> Date: Sat, 26 Aug 2006 15:49:50 EDT Subject: Re: [FlyRotary] Re: Exhaust systems To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1156621790" X-Mailer: 9.0 Security Edition for Windows sub 5331 X-Spam-Flag: NO -------------------------------1156621790 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 8/26/2006 7:37:41 A.M. Eastern Daylight Time, atlasyts@bellsouth.net writes: Lynn, How bad is corrosion due to the heat wrap? I hear the life of the exhaust systems is shortened with it on? Bulent "Buly" Aliev FXE Ft lauderdale, FL For carbon steel in .120" wall it is one season. Maybe 10 hours total. And the failure will be in the bend where the metal is stretched thinner than .120". Now we wrap just the exterior of the large diameter muffler, and use shielding elsewhere, and it seems not to have affected it in any way. Obviously, the surface is running at a much higher temperature than unwrapped but the stainless does that well. Lynn E. Hanover -------------------------------1156621790 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
In a message dated 8/26/2006 7:37:41 A.M. Eastern Daylight Time,=20 atlasyts@bellsouth.net writes:
<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000=20 size=3D2>Lynn,
How bad is corrosion due to the heat wrap? I hear the li= fe of=20 the 
exhaust systems is shortened with it on?
Bulent "Buly"=20 Aliev
FXE Ft lauderdale, FL
For carbon steel in .120" wall it is one season. Maybe 10 hours total.=20= And=20 the failure will be in the bend where the metal is stretched thinner than .1= 20".=20 Now we wrap just the exterior of the large diameter muffler, and use shieldi= ng=20 elsewhere, and it seems not to have affected it in any way. Obviously, the=20 surface is running at a much higher temperature than unwrapped but the stain= less=20 does that well.
 
Lynn E. Hanover
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