Thank you for your prompt reply.
It is a Separator vessel and made up of Carbon steel with 6mm corrosion allowance with an internal epoxy novalac ceramic lining.
Process conditions are
Operating temp of vessel = 90 deg.C
Operating Pressure of vessel = 174 psi
Chloride content = 149549 ppm
H2S...
Hi all.....
Do we really need to check the NACE compliance(MR 0175/ ISO 15156) for non-pressure retaining parts of a vessel operating in sour service?
Because for the non-pressure retaining parts, we will not get partial pressure of H2S. So only having the temperature and chloride...