X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [216.211.128.10] (HELO mail-in03.adhost.com) by logan.com (CommuniGate Pro SMTP 5.1c.5) with ESMTP id 1452829 for flyrotary@lancaironline.net; Tue, 10 Oct 2006 01:11:01 -0400 Received-SPF: none receiver=logan.com; client-ip=216.211.128.10; envelope-from=joeh@pilgrimtech.com Received: from Pilgrim10 (c-67-183-14-47.hsd1.wa.comcast.net [67.183.14.47]) by mail-in03.adhost.com (Postfix) with ESMTP id 68BE32AAB1E for ; Mon, 9 Oct 2006 22:10:40 -0700 (PDT) (envelope-from joeh@pilgrimtech.com) From: "Joe Hull" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Exhaust Update Date: Mon, 9 Oct 2006 22:10:09 -0700 Message-ID: <00d001c6ec2a$5b8963b0$bb02a8c0@redmond.corp.microsoft.com> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_00D1_01C6EBEF.AF2A8BB0" X-Mailer: Microsoft Office Outlook 11 Thread-Index: AcbsGsZ828Ar5lcDSrmQFoxTNKgEgwADskmw X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2962 In-Reply-To: This is a multi-part message in MIME format. ------=_NextPart_000_00D1_01C6EBEF.AF2A8BB0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit >Just a heads up - it looks like your new "header flange to pipe" (picture 5) was welded on the >outside. I think that 'acceptable practices' state that there should only be a tack weld on the >outside and the actual structural weld should be on the inside. What does everyone else say? In >any event be sure to keep an eye on the welds. > >Ken Powell Ken, Yes, I've heard that from PL's list - but haven't seen pictures of any other flying Rotary that is welded that way. I was going to tell Aircraft Exhaust to only weld it on the inside but forgot. But I'm not sure there is agreement about this among the rotary flyers. Joe Hull ------=_NextPart_000_00D1_01C6EBEF.AF2A8BB0 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

>Just a heads up = - it looks like your new "header flange to pipe" (picture = 5) was welded on the >outside.  I think that 'acceptable practices' state that there should only be a = tack weld on the >outside and the actual structural weld should be on the inside.  What does = everyone else say?   In >any event be sure to keep an eye on the welds.

>
>Ken = Powell

 

Ken,

Yes, I’ve heard that from = PL’s list – but haven’t seen pictures of any other flying Rotary = that is welded that way. I was going to tell Aircraft Exhaust to only weld it on = the inside but forgot. But I’m not sure there is agreement about this = among the rotary flyers.

 

Joe = Hull

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