Re: High-Temp Piping Insulation

Thanks for the info. best regards to you. --- In PipingDesign@yahoogroups.com, Geoff Stone DD&D Australia <blenrayaust@y...> wrote:
> Randy,
>
> You could look at Foamglas insulation. That comes in rigid form.
Used
> primarily on hot oil insulations. It is expensive though.
>
> Geoff Stone
> --- buick8 <randy.roberson@e...> wrote:
>
> ---------------------------------
> Hi, I have a "situation" someone might be able to advise me
about:
> 8-inch steel pipe, located outdoors, carries natural gas at 900
psi,
> 650 degrees F. The piping needs to be substantially insulated for
> economy and to maintain process integrity, yet the insulation
needs
> to be either in the form of a coating, or fairly easily removable
> every 3 to 5 years to allow inspection of the pipe for presence of
> atmospheric corrosion (DOT requirement). Original design was rigid
> calcium silicate (I think) and we are now using blankets, which
are
> removable, but provide less-than-satisfactory insulation. I hear
> there are paint-on coatings which can serve this purpose and,
> because it is a coating which bonds to the pipe, it would not be
> required to be removed for inspection. Any advice/experience will
be
> appreciated.
>
>
>
> Yahoo! Groups Sponsor
> ========================================
> Discussion List sponsor: The fluid flow calculations website -
> www.LMNOeng.com - LMNO Engineering, Research, and Software, Ltd.
> =======================================
> Information presented on this list is given as helpful advice,
> nonsense, carefully-considered calulation or any combination of the
> above. The intent is to spark discussion and encourage
> knowledge-sharing amongst professionals. If you blow yourself up by
> doing stuff remotely described by info gleaned from reading this
list,
> you are an idiot.
>
> Your use of Yahoo! Groups is subject to the Yahoo! Terms of
Service.
>
>
> =====
>
> " When you have eliminated the impossible, whatever remains,
however improbable, must be the truth. "
>
> Sir Arthur Conan Doyle
>
> Design Detail and Development (a division of Blenray Pty Ltd)
> We specialise in pipe network and waterhammer analysis, pipe
stress analysis, the design of buried pipelines and thermoplastic pipe systems.
>
> Overseas tel 61 2 402 35 2313 fax 61 2 8850 2313 mobile 0402 35
2313
> Mail Address PO Box 1351 Castle Hill NSW 1765 Australia
>
>
>
>
> __________________________________
> Do you Yahoo!?
> The New Yahoo! Shopping - with improved product search
> <a href="http://shopping.yahoo.com">http://shopping.yahoo.com</a>
Received on Thu Oct 09 09:04:00 2003