Traditionally, Iron Pipe Size, but can also mean that it has male pipe threads (threads on the outside of the pipe).
Iron - Pipe - Size -
Iron Pipe size
Female Iron Pipe Thread
Iron Pipe Size
Iron Pipe Size
FIPS or Flange or solder Or Braze Or Weld / Or MJ
well i really dunno, but in schools its means physical education. (gym class)
In plumbing IPS means "iron pipe size" that categorizes the thickness of pipe walls, still used by some manufacturers of iron and polyvinyl chloride, or PVC, piping that connects to faucets for home and business use. alliedallcityinc.com
SWT: This stands for "sweat", which is another term for "solder" (typically used to join copper pipes).
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.
IPS stands for a numerous amount of things in sciense. It depends on what you are learning. Idiopathic postprandial syndrome Induced pluripotent stem cell intermittent photic stimulation intraparietal sulcus Ips (beetle)
Dezinctafication process