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Straight Flange

Thanks All of you for your replies. Thanks Dinesh

Hello everybody, 1) For Studs > 1 1/2" manufacturer is using Hydraulic Tensioner, Does Stud length shall have extra margin of one nut each on Both Sides? Is it ok if only one side has that margin? What is general practice? 2) Does both Saddles of Top Exchanger shall have Slots in Stacked...

MDMT for vessel is -50°F for design pressure. There one more condition other than design pressure (pressure less than design pressure) which needs MDMT of -58°F. Using reduction ratio UCS-66 base metal needs to be impact tested at -50°F and not at -58°F. Can we take reduction for impact...

Thanks everybody for replying to post. Patricia I did looked at that thread before posting this but thought that was not relevent reading first couple of replies. Anyway I got that paper from thread. Thanks for your help. Dinesh

I want to calculate flow over weir plate for kettle reboiler, process fluid is C3+Hydrocarbon (Density:474.9kg/m3 & viscosity: 0.086cP). I found following formula from internet, but this is for water. Horizontal, sharp edged weirs (Bazins formula) Q = 0.66 x cB x (2g)0.66 x H1.5 where; Q...

Thanks to all of you for posting your valuable suggestions. finally we are going with Cone directly connected to 24" flange instead of manway and head. Thank you again for replying. Cheers dygorane

First of all thank you rmw, christine74 & gr2vessels for replying to this thread. I sent this query to HTRI, below I am pasting HTRI's reply. In case of nozzle beyond u-bend Xist assumes tube bend is identical to the straight length. So incase of finned tubes Xist assumes u-bend area as finned...

Thanks gr2vessels

In modeling an exchanger with low fin tubes, a question arose about how HTRI handles the u-bend area if the nozzle is after the bend. For the tube surface area in the bend, does HTRI use the finned area or does it use bare area? It appears that tube providers standard is to not fin the...

Hello there, We have 36" id elliptical head and we need to put 24" manway on that. Manway is cutting through Knuckle of head. Per UG-36(b)(2)there is no limitation on size of the opening as long as you reinforce it. But can nozzle cut the knuckle of head? does code have any limitation for this...