Pipe Application Waste Water Finish/Coating Epoxy Coated Gravity Flow Yes Inside Diameter 4 in Manufacture Location Globally Sourced Material Cast Iron Material Grade Grade B Maximum Operating Pressure 20 psi @ 140 Degrees F Maximum Operating Temperature 205 Degrees F Metal Pipe Construction Seamless Minimum Operating Temperature 32 Degrees F Nominal Pipe Size 4 in Outside Diameter 4 3/8 in Overall Length 30 in Resistance Properties Chermical-Resistant