Greetings all
Our plants currently utilize a line class specification for utility water and air applications that specifies the use of 150# FF slip-on flanges for pipe sizes 2-24".
Given that this is an old line spec (up for review), catering for non-lethal services, i was wondering...
Thanks Elvie
Just one question though - where did you find this information...are they general engineering rules of thumb or is this info hidden away in some spec?
athomas236
No probs mate - when it comes to simply requesting a few ideas (like i did), i'll check out the words, concepts, comments, philosophies, anything!
Hi
Thanks very much for all the various perspectives.
It thus appears that while both methods of nozzle attachment are technically sound, the criteria for choosing between the two options thus becomes a practicality and cost issue.
Thanks again
Hello all
I have recently been asked to update a standard drawing design which includes a 1" nozzle projecting from a larger diameter elbow. But the problem in terms of structural strength, welding practicality etc is whether to make it a 'set on' or 'set in' nozzle. Has anybody else out...
Hello everybody
I have been tasked with determining why the old spec. for the petrochemical company that i work for has recommended a flange surface finish of 1.6 to 3.2 micrometer for use with spiral wound gaskets.
Everywhere i have searched has suggested a 3.2 to 6.3 micrometer finish for the...
