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Where should the double-flange differential pressure level gauge for small vertical storage tanks be installed?

2018-12-22View Original

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Can Party A request that the two interfaces of the double-flange differential pressure level gauge be welded vertically to the upper and lower heads of the vertical storage tank? Is this feasible? :'(
Reply #22018-12-22
All the experts, please come and help this poor guy
Reply #32018-12-22
Just give the money and it’s done. . . What’s the difficulty in welding a flange joint? . . . You’ve provoked them; maybe you could use glue to stick together those connections – that might work too. Gagagagaga.
Reply #42018-12-22
There’s no problem above; Do not do this below unless the medium is very clean. The sediment in the tank will “clog” the flange. If it must be installed directly below, a short vertical pipe can be used, with a tee connected to it and the flanges mounted on the side. A condensate guide valve can be installed below the riser.
Reply #52018-12-22
It has to be on the end cap; both 1 and 2 have been used, but the second option suffers from poor stress distribution at the transition section of the end cap. Use the second one when it’s really unavoidable. It is best to set it within an 80% range of the diameter.
Reply #62018-12-23
No, this requirement does not meet the specifications; it is not acceptable either at the top or at the bottom. Openings should be made at appropriate positions on the sides of the tank, a short section should be welded there, followed by the installation of a stop valve and then the transmitter flange.
Reply #72018-12-23
Could you provide specific standards and specifications? I'm also looking for information
Reply #82019-03-08
Without a root valve, direct welding makes it impossible to replace or maintain it – is the client that inexperienced?
Reply #92019-03-09
A bunch of clients giving random instructions; when things go wrong, they turn to you, haha
Reply #102019-03-09
Everyone has good intentions; whether to listen or not depends on the original poster and that client. But if it is as described by the original poster, it is indeed difficult to maintain

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