The seal is not all that far away from the process fluid. The nozzle is 9" long, then a valve, flush ring, and finally the seal. The whole apparatus is roughly 2ft from the vessel. The nozzle is filled with Nitrogen, but all the metal will readily conduct heat all the way to the seal with very...
Looking to install a 2" nozzle in the spent wash oil sump on a VPS. The nozzle will function as a Nitrogen bubbler type lower LC connection with a diaphragm seal between the nitrogen and the fill fluid. The problem is that I'm not sure what temperature to tell the instrument guy to spec the fill...