david339933 / SnTMan, thank you for your quick response.
Just for my understanding, yes, the coupling is an internal, but it is welded to a process nozzle with inside projection. Then, since the coupling and elbow are under internal pressure and the same external pressure, it goes outside the...
Hello,
I have the a Full Coupling 2.5" #3000 threaded, welded into a 4" NPS SCH. XXS Elbow right in the neck.
Please see the attached sketch.
This is an ASME U vessel, is this legal according to ASME VIII DIV. 1? I want to apply the configuration of Figure UW-16.2 (L), but I don't know what...
