well i really dunno, but in schools its means physical education. (gym class)
Female Iron Pipe Thread
PE=MGH means the potential energy equals to the mass times the gravity times the height
Traditionally, Iron Pipe Size, but can also mean that it has male pipe threads (threads on the outside of the pipe).
SWT: This stands for "sweat", which is another term for "solder" (typically used to join copper pipes).
pe = professional engineer
Plain End
DRZ is not an acronym that is used in the plumbing industry so it does not stand for anything. DFU in plumbing means drainage fixture unit.
PE can stand for Physical Education. In medicine-Pulmonary Embolism
PE stands for Professional Engineer.
Physical Education
Dezinctafication process
Mechanical joint