Pipe, Application Air, Gas, Potable Water, Finish/Coating Galvanized, Fitting Compatibility Class 150, Gravity Flow No, Inside Diameter 1 3/64 in, Manufacture Location Globally Sourced, Material Steel, Material Grade Grade B, Maximum Operating Pressure 1315 psi @ 650 Degrees F, Maximum Operating Temperature 600 Degrees F, Maximum Steam Pressure 1315 psi @ 650 Degrees F, Metal Pipe Construction Welded, Minimum Operating Temperature -20 Degrees F, Nominal Pipe Size 1 in, Outside Diameter 1 5/16 in