Code is ASME B31.1/Section I, There is no specification by my customer other than meeting code requirements. There is no PQR at this time and before I spend the customer's resources to run one, I was hoping to get some input from others who may have used a similar procedure.
I recently received a weld procedure from a fabricator that specified the use of Er70s and E7018 for welding 1.1% Chrome pipe. It has been my experience that Er80s-B2 and E8018-B2 are the correct materials for this type of weld. When questioned the fabricator sent an article recommending...
The choise of Hydro versus Pneumatic really depends on the specific piping system being tested. If there is a big elevation change, the possibility of contaminating the system, disposal considerations, or if your are testing a low pressure system such as service air; you would most likely opt...