Wye, Pipe Fitting Material Galvanized Malleable Iron, Fitting Schedule/Class Class 300, Pipe Size - Pipe Fitting 1-1/4 In., Fitting Connection Type FNPT, Standards ASTM A-197, ASME 16.3, Max. Pressure 1500 psi @ 150 Degrees F WOG, Saturated Steam Pressure 300 psi, Temp. Range -20 Degrees to 150 Degrees F