RE: compressed air vs. screwed pipe

From: <Dereb>
Date: Mon Sep 24 2001 - 16:03:00 EDT

Yes, galvanized is generally what's used but recently I installed an air system offsore Angola West Africa (Chevron)and used A106 Gr B Butt weld 2" and above and SW below 2"
Regards.
Derek littleford
Senior Piping Designer
Facilities Engineering
Cabinda Gulf Oil Company
Malongo Angola
--- "Lapoint, Daymon VECO RDOG"
<Daymon.Lapoint@teckcominco.com> wrote:
> i assumed galvanized was a given... always
> galvanized on air systems... too
> much condensation.
>
> Daymon C. LaPoint
> Field Piping Engineer
> Red Dog Mine Alaska
> VECO/Cominco
> 907-426-2152
> daymon.lapoint@cominco.com
>
>
> -----Original Message-----
> From: Nichols [mailto:enichols@bbtel.com]
> Sent: Monday, September 24, 2001 11:36 AM
> To: PipingDesign@yahoogroups.com
> Subject: Re: [PipingDesign] compressed air vs.
> screwed pipe
>
>
> I would think screwed piping/fittings are find, but
> would suggest looking at
> using galvanized matreials. A lot of air systems
> have quite a bit of
> condensed water in them and galvanized materials
> would alleviate the problem
> of rusting and having particles collecting in your
> instrumentation items.
>
> ----- Original Message -----
> From: "Lapoint, Daymon VECO RDOG"
> <Daymon.Lapoint@teckcominco.com>
> To: <PipingDesign@yahoogroups.com>
> Sent: Monday, September 24, 2001 12:31 PM
> Subject: RE: [PipingDesign] compressed air vs.
> screwed pipe
>
>
> > yes.
> > not sure if their would be a difference between
> the main dist. loop and
> the
> > branch feed lines.
> > are you planning to use screwed on the branch
> lines as well?
> > you never be any better than the material and type
> on the screwed branch
> > lines.
> >
> > Daymon C. LaPoint
> > Field Piping Engineer
> > Red Dog Mine Alaska
> > VECO/Cominco
> > 907-426-2152
> > daymon.lapoint@cominco.com
> >
> >
> >
> > -----Original Message-----
> > From: ljh@kochllc.com [mailto:ljh@kochllc.com]
> > Sent: Monday, September 24, 2001 7:09 AM
> > To: PipingDesign@yahoogroups.com
> > Subject: [PipingDesign] compressed air vs. screwed
> pipe
> >
> >
> > Hi, folks
> >
> > I have a quick and easy question. We are planning
> a small retrofit
> > of a compressed air blow-down system and the
> customer would like to
> > use screwed (NPT) pipe for a distribution line.
> If he uses 3"NPT for
> > the distribution loop, would he be in compliance
> with ASME?
> >
> > Thanx
> >
> >
> >
> >
> >
> ___________________________________________________
> > If you want only site update notifications, go
> here:
> > mailto:PipingDesignNews-subscribe@yahoogroups.com
> > _____________________
> > Piping Design Central
> > [ http://www.PipingDesign.com ]
> > ________________________________________
> > We hope you find this newsletter useful.
> > If not, you can unsubscribe at:
> > PipingDesign-unsubscribe@yahoogroups.com
> > Post message: PipingDesign@yahoogroups.com
> > Subscribe: PipingDesign-subscribe@yahoogroups.com
> >
> > Your use of Yahoo! Groups is subject to
> http://docs.yahoo.com/info/terms/
> >
> >
> >
> >
> ___________________________________________________
> > If you want only site update notifications, go
> here:
> > mailto:PipingDesignNews-subscribe@yahoogroups.com
> > _____________________
> > Piping Design Central
> > [ http://www.PipingDesign.com ]
> > ________________________________________
> > We hope you find this newsletter useful.
> > If not, you can unsubscribe at:
> > PipingDesign-unsubscribe@yahoogroups.com
> > Post message: PipingDesign@yahoogroups.com
> > Subscribe: PipingDesign-subscribe@yahoogroups.com
> >
> > Your use of Yahoo! Groups is subject to
> http://docs.yahoo.com/info/terms/
> >
> >
> >
>
>
>
> ___________________________________________________
> If you want only site update notifications, go here:
>
> mailto:PipingDesignNews-subscribe@yahoogroups.com
> _____________________
> Piping Design Central
> [ http://www.PipingDesign.com ]
> ________________________________________
> We hope you find this newsletter useful.
> If not, you can unsubscribe at:
> PipingDesign-unsubscribe@yahoogroups.com
> Post message: PipingDesign@yahoogroups.com
> Subscribe: PipingDesign-subscribe@yahoogroups.com
>
> Your use of Yahoo! Groups is subject to
> http://docs.yahoo.com/info/terms/
>
>

---

Do You Yahoo!?
Get email alerts & NEW webcam video instant messaging with Yahoo! Messenger. http://im.yahoo.com Received on Mon Sep 24 16:03:00 2001