Go to your copy of Perry's Chemical Engineering Handbook and look up
the section on estimating and all will be solved.
If you dont have a copy join IMechE and get to their virtual library.
Geoff
- In PipingDesign@yahoogroups.com, sattar hkan <pip04bbi@...> wrote:
>
> Hi,
> As a general rule in the proposal phase, piping MTO is done
according to preliminary P&ID's and preliminary routing study.
> regarding to any practical results, would you please let me know how
many percent is needed to add (normally)o preliminary take-off, i.e.
pipe, valves, flanges, fittings & gaskets.... for items smaler than 2"
and equal & larger than 2".
>
> Regards,
>
>
>
>
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Received on Mon Aug 06 04:03:00 2007