Look closely… and what do you see? Think about your piping RAGAGEP(s) for pressurized piping such as ASME B31.3 or .5. Answer… What we are seeing is a piece of welded pipe that was being installed in an Ammonia Refrigeration process. As REQUIRED by ASME B31.5, Section 527.5… 527.5 Qualification Records The employer shall maintain copies...