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Description / Abstract: This Practice provides fabrication and installation details for piping vents, drains, and instrumentation connections including:
a. Hydrostatic Test Vents
b. Hydrostatic Test Drains
c. Valved Vents
d. Valved Drains
e. Pressure Connections
f. Thermowell Connections
g. Orifice Flange Tap Connections
Cross reference Table 1 is provided to relate the vent, drain, and instrument connection details to associated PIP Piping Material Specifications.