Description: Cast Steel Safety Valve are distributed by Precision Controls. Specifications: sizes available - 40x50 NB, 50x80 NB, 80x100 NB and 100x150 NB; end connections - flanged ends to ANSI 300; material - cast steel body (WCB) with SS internals; IBR certificate - available for IBR applications; soft seating - also available for air applications; larger sizes - available on request. Operating parameters: minimum working pressure - 0.5 kg/cm2; maximum working pressure - 35 kg/cm2; maximum working temperature - 399°C; and pressure ranges - 0.5 to 7.0 kg/cm2; 6.5 to 17.5 kg/cm2; 17.0 to 24.5 kg/cm2; 24.0 to 30.0 kg/cm2.
