Not knowing how long the replacement spool is and the location of the shop fabricated tee, I would just guess the problem (or at least a part) is the amount of weld seams within the tee. The heat from all the welding probably distorted the thin-large diameter sch. 10S S/S.
> We have schedule the repalcement of a certain section of 24" NPS Sch 10S
EFW
> piping. The work involve repalcemetn of a pup piece on riser, certain
> section of the spool welded to flange and a a shop fab full size tee (no
we
> do not have a tee fitting).
>
> Oh Man, we struggle a lot during the istallation. Problem was the out of
> roundness. Nothing seems to fit between shop fab spool and the exisiting
> pipe , We've use come along, jacks, wedge clamps, etc. What did we do
wrong?
> This is just the fitup, wait till you hear about the trouble we expereince
> during argon purging as part the tig welding procedure.
>
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Received on Mon Jun 25 17:56:00 2001
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