what is the accepted out of levelness for shell body flange for re-boiler heat exchanger.
I found nothing in ASME VIII,API 660 and TEMA ,fortunately ; i found something relevant in Megasy PV handbook which is
The accepted out of levelness for nozzles flange is 0.5o.attached
But I am not...
Dear all,
Shell Body flange. Inner diameter 1232 mm welded to shell side of a reboiler designed as per ASME VIII div 1.
Unfortunately; when we checked the horizontal and the vertical diameters we found that it is 1230 mm and the other 1225 mm respectively, the out of roundness here is 5 mm...