X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail-ew0-f52.google.com ([209.85.215.52] verified) by logan.com (CommuniGate Pro SMTP 5.4c2a) with ESMTPS id 4835394 for flyrotary@lancaironline.net; Wed, 02 Feb 2011 09:22:40 -0500 Received-SPF: pass receiver=logan.com; client-ip=209.85.215.52; envelope-from=dmlobner@gmail.com Received: by ewy23 with SMTP id 23so4000241ewy.25 for ; Wed, 02 Feb 2011 06:22:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:date :message-id:subject:from:to:content-type; bh=PmTqCb8RDT+PdVKjQ9pUyY/rWAjc9iJjI41JxuSF6GQ=; b=gBY83ZlY8QnEVFHFByt1yWCwIA8Gwn8uzeae+POP9Sg3a9iaIzw95Me5L3g8fipxnK sAjzrtNbtLFFsDtQxSnLFPj9iYlm0lSjtY/uaCOR7JKeqZYXqKd3CRmDe6Iup0728iuh 8JJhVqKTZfGnnXxvZce8Y5xeDHPPgSbHFwrLQ= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=fq/kApBNRSs5hbwyfy8PHlfeUHr/nzDlfDLGFZ2iLuLyehzLPyt2UTd2BypMZ2Rv1R HELIdIWi9Yj5l6EpU+7nisjTkec0BxYjULGT2KxAAXN44Wmu4BYxwPx+jbd7ZOHvh1Kp yo/9GyhsCxoG6bMfPruF05Ximtc+X87l+onSc= MIME-Version: 1.0 Received: by 10.213.104.136 with SMTP id p8mr11780292ebo.59.1296656521756; Wed, 02 Feb 2011 06:22:01 -0800 (PST) Received: by 10.213.105.133 with HTTP; Wed, 2 Feb 2011 06:22:01 -0800 (PST) In-Reply-To: References: Date: Wed, 2 Feb 2011 08:22:01 -0600 Message-ID: Subject: Re: [FlyRotary] Re: Al Tubing in fuel line... From: Dustin Lobner To: Rotary motors in aircraft Content-Type: multipart/alternative; boundary=000e0cd1e5446001d4049b4d5f44 --000e0cd1e5446001d4049b4d5f44 Content-Type: text/plain; charset=ISO-8859-1 It melts that high, but has lost most of its strength significantly before that (400 degrees, depending on your definition of "significantly"). Dustin On Wed, Feb 2, 2011 at 1:45 AM, wrjjrs@aol.com wrote: > > Ok guys I can understand the concern with fatigue in a vibrating section, > but even a stainless steel braided line will at best have a teflon inner > tube. That is good to about 325 degrees. Aluminium melts at what, about > 1200-1300 degrees. If you do use aluminium tubing use the > soft annealed stuff and use a flare or compression fitting on the ends. How > well you finish the install would probably be more important than the > material. > Bill Jepson > *Sent via DROID on Verizon Wireless* > > > -----Original message----- > > *From: *Bill Bradburry * > To: *Rotary motors in aircraft * > Sent: *Wed, Feb 2, 2011 02:30:23 GMT+00:00* > Subject: *[FlyRotary] Re: Al Tubing in fuel line... > > Well, unfortunately!! :>) > > Bill B > > -----Original Message----- > From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On > Behalf Of Patrick > Sent: Tuesday, February 01, 2011 6:32 PM > To: Rotary motors in aircraft > Subject: [FlyRotary] Re: Al Tubing in fuel line... > > Yeah, I try to avoid rubber fuel lines too. Stainless braid, silicone, > fire-sleeved line; call me picky. > > And hopefully your firewall is not plastic...! > > Ernest Christley wrote: > > Patrick wrote: > >> Bill, > >> I would suggest taking a propane torch to a piece of scrap aluminum > >> (beer can) and a piece of stainless. It may affect your comfort > >> level about aluminum in the engine compartment. > >> > >> Personally, I would never use aluminum fuel line in front of the > >> firewall. > >> > >> Patrick > > If you're going to do that, you might as well include those rubbery > > pieces of fuel line in the test. And remember, you're telling that to > > a guy who has the engine mounted to a plastic airplane 8*) > > > > -- > > Homepage: http://www.flyrotary.com/ > > Archive and UnSub: > > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html > > --000e0cd1e5446001d4049b4d5f44 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable It melts that high, but has lost most of its strength significantly before = that (400 degrees, depending on your definition of "significantly"= ;).

Dustin

On Wed, Feb 2, 2011 at = 1:45 AM, wrjjrs@aol.com <wrjjrs@aol.com> wr= ote:

Ok guys I can understand= the concern with fatigue in a vibrating section, but even a stainless stee= l braided line will at best have a teflon inner tube. That is good to about= 325 degrees. Aluminium melts at what, about 1200-1300 degrees. If you do use aluminium tubing use the = soft annealed stuff and use a flare or compression fitting on the ends. How= well you finish the install would probably be more important than the mate= rial.
Bill Jepson
<= i>Sent via DROID on Verizon Wireless


-----Original mes= sage-----
From: Bill Bradburry <bbradburry@bellsouth.net>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent:= Wed, Feb 2, 2011 02:30:23 GMT+00:00
Subject: [FlyRotary] Re:= Al Tubing in fuel line...

Well, unfortunately!! :>)

Bill B

-----Origina= l Message-----
From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net= ] On
Behalf Of Patrick
Sent: Tuesday, February 01, 2011 6:32 PM
To: Rotary= motors in aircraft
Subject: [FlyRotary] Re: Al Tubing in fuel line...
Yeah, I try to avoid rubber fuel lines too. Stainless braid, silicone= ,
fire-sleeved line; call me picky.

And hopefully your firewall is n= ot plastic...!

Ernest Christley wrote:
> Patrick wrote:
>= ;> Bill,
>> I would suggest taking a propane torch to a piece o= f scrap aluminum
>> (beer can) and a piece of stainless. It may affect your comfort <= br>>> level about aluminum in the engine compartment.
>>
= >> Personally, I would never use aluminum fuel line in front of the <= br> >> firewall.
>>
>> Patrick
> If you're go= ing to do that, you might as well include those rubbery
> pieces of = fuel line in the test. And remember, you're telling that to
> a= guy who has the engine mounted to a plastic airplane 8*)
>
> --
> Homepage: http://www.flyrotary.com/
> Archive and UnSub: =
> http://mail.lancaironline.net:81/lists/flyrotary/Lis= t.html


--
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