Watts 415 Steam Safety Relief Valve

Steam Safety Relief Valve; Type Steam; Inlet Size 3/4 Inch; Outlet Size 3/4 Inch; End Connection Male Threaded x Female Threaded; Body Material Forged Brass; Spring Material Stainless Steel; Seat Material Metal; Disc Material Non-Stick; Set Pressure Range 15 PSI; Pressure Rating 15 PSI; Inclusions/Features High Capacity, Positive Shut-Off, Seat Located Above Drain; Application Low Pressure Steam Boiler and Process Equipment; Applicable Standard ASME, NB, HV, ISO 9001; Discharge Capacity 450 Pound per Hour