Is it common practice to insulate over Section I welds prior to hydro testing a new utility boiler or HRSG?
This comes up a few times per year and I am frequently told by the Certificate Holder that "we do it all the time." Section I doesn't address leaving the welds exposed and only states the...
Does anyone have experience with explosive plugging of feed water heater tubes (ASME Section VIII, Div 1)?
There are several company's that perform this type of repair, however they apparently do not follow the NBIC. It appears to be a very common repair being performed in utilities across the...
