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April 2002

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Subject:
From:
Matt Kehoe <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Tue, 16 Apr 2002 04:39:24 -0400
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SIGNOFF Technet
Matt Kehoe
SIPAD Systems Inc.
360-C Winkler Drive
Alpharetta, GA. 30004
770-475-4576 fon
770-475-1597 fax
[log in to unmask]
www.sipad.net
----- Original Message -----
From: "David Douthit" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, April 15, 2002 9:16 PM
Subject: Re: [TN] aging test with metal plating


> Mary,
>
> Mixed Flowing Gas tests have very little to do with reality. They are used
to determine
> the ability of various materials to resist certain reactive gases.
>
> They are not designed to simulate expected conditions. They are
stimulation type tests.
> Correlating the results to real world conditions can be very problematic.
>
> Telcordia (Bellcore) Spec GR-63-CORE has some interesting measured amounts
of contaminants
> for both indoors and outdoors. When you compare these numbers with MFG
tests the divergence
> is very apparent.
>
> The real question is do you need to know what the long term effects
> of exposures are or do you need to meet a contract requirement?
>
> David A. Douthit
> Manager
> LoCan LLC
>
> Mary Lin wrote:
>
> > Does anyone has experience with aging test of metal plating such as
chrome,
> > aluminum on plastic chassis in a light industry environment? What I can
think
> > of is the mixed flowing gas test, anything else I should  be aware of?
> >
> > Thanks for your time.
> >
> > Mary
> >
_________________________________________________________________________
> >
> > Live, laugh, and chat with friends about BMWs, Porsches, Jaguars and the
new MINI
> >              at The World's Largest Auto Enthusiast Site
> >                       http://www.roadfly.org/
> >
>
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