Birkett Wb/Safeflo/Safeset Series Safety Relief Valves Technical Data
BIRKETT WB/SAFEFLO/SAFESET SERIES SAFETY RELIEF VALVES TECHNICAL DATA Sizing and selection information for Birkett spring loaded and pilot operated safety relief valves designed with a full lift and full nozzle to relieve excess pressure safely in a variety of process vessels FEATURES • Full nozzle, full lift designs provide high discharge coefficients and high capacities. • Broad selection of valve types: thermal, conventional, bellows, pop and modulating for gas or liquid service enables optimum valve selection. • Wide range of materials provides solutions for any application. • Lightweight construction reduces handling and shipping costs and benefits offshore service. • Seat leakage integrity minimizes fugitive emissions. • In-situ testing capability reduces maintenance costs. • Low number of parts minimizes inventory and reduces maintenance costs. • Valves conform to API 526 pressure/ temperature ranges, orifice areas and dimensions. • Extensive accessory range enables valves to be adapted to meet specific code and application requirements. • Worldwide certification. GENERAL APPLICATION TECHNICAL DATA Designed to relieve excess pressure or thermal Sizes: ½” x 1” to 8” x 10” expansion of process fluids safely in pumps, pipe (DN 15 x DN 25 to work, tanks, calorifiers, gas and oil separators, DN 200 x DN 250) other process vessels and long pipes. Models Connections: Threaded or flanged are available for gas, steam, vapor and liquid Pressure: Up to 6170 psig (425.5 barg) applications. Temperature range: -450°F to 1000°F (-268°C to 538°C)
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