Marketing InformationASME Sections I and VIII capacity certified safety valve for overpressure protection of steam power boilers, pressure piping systems, pressure vessels, piping and similar equipment. Suitable for steam, air and non-hazardous gases.ASME Section I and VIII Certified Capacities5 - 300 psig Set Pressures at -60 degreeF min. / 406 degreeF max.1/2'''' - 2-1/2'''' Inlet Connections AvailableStainless Steel Wetted Trim (19L, 19S)PFA and Metal Seat Styles AvailableMade in the USA