Spence Engineering Company Inc., of Walden, New York, announces its Figure 31 Bronze Series Safety Relief Valves, which meet ASME Section I & VIII Code for Steam, Air and Non-hazardous Gas Service. The Figure 31 Series Bronze Safety Relief Valves are suitable for overpressure protection of steam boilers, unfired steam pressure vessel service and lines, pressure reducing stations, accumulators, sterilizer, air compressors, pneumatic systems and OEM equipment. Available in sizes ½” X ¾” through 2-1/2 X 2-1/2”, for pressures from 5 to 250 PSI and temperatures from –20° F to 406° F saturated steam, the Figure 31 Series Bronze Safety Relief Valves are top guided with a full nozzle for optimum flow performance. The Figure 31 also features a unitised bonnet/base design and dual ring control which makes them extremely dependable in terms of pop action, seat tightness and repeatability. Additionally, these safety relief valves come with a single cap and lifting lever that permits manual valve opening, for testing with little force required. Spence Safety Relief Valves are manufactured in the USA and are available within 24 hours from our network of Authorized Assemblers throughout the United States and Canada.
