It has been proposed that 347 SS clad carbon steel plate be used for fabrication of a MEA regenerator vessel which is considered as also being in alkaline service. Hence, a metalurgist has specified that the competed vessel must receive PWHT. Is PWHT required or even desired for this column?
A NPS 2, set-on nozzle (Figure PW-16.1(a)) is being installed on a Steam Drum Head. Neither PG-38 nor PG-52 applies. The AI is asking for weld path strength calculations. Such calculations show that the nozzle fails following Figure PW-16.1(a). Is it the Code's intent that these calculations...
Is it appropriate to apply the criterion of ASME Section VIII, Division 2 paragraph 5.5.6.1(d)(2) to vessels built prior to the 2001 Code Edition? (If I am correct this additional requirement was added in 2001.)
For rerating existing equipment we follow API-510. For analyses of loadings on...