Re: PIping Trivia

testing
----- Original Message -----
From: "SARE, RALPH H." <SARERH@YANPET.SABIC.com> To: <PipingDesign@yahoogroups.com> Sent: Friday, October 12, 2001 6:49 PM
Subject: RE: [PipingDesign] PIping Trivia

>
> > > What about use of Figure-8 blinds made of carbon steel?
> >
> The use of listed CS is permitted. Size of course shall meet the API 590
> req't. Is the use of A-36 material ( structural grade but commonly
available
> ) allowed under the rules as a material for operating blind? Well ...
>
> > > I would think the exposed portion would rust in most
> > > environments, thus destroying the gasket sealing surface.
> >
> Figure 8 are in-line closure. Its is exposed both to the dowstream and
> upstream media (not to the atmosphere). The material selected must of
course
> be suitable for the service. Ditto for the gasket.
>
>
>
>
>
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Received on Mon Oct 15 18:36:00 2001