Crosby JOS/JLT/JBS-E pressure relief valves
Crosby safety relief valves series JOS-E, JBS-E & JLT-E.
Full compliance with ASME Boiler and Pressure Vessel Code Section VIII and API Standards 526 and 527.
Easily converted to any type cap or lifting lever construction, liquid trim, soft seat or balanced bellows configurations.
Also special balancing piston type available for dual safety on bellows constructions.
(a) Sizes: 1” D 2” to 8” T2 10”
(b) Orifices: 0.110 to 27.872 in2 [71 to 17981 mm2]
(c) Inlet Ratings: ANSI Class 150, 300, 600, 900, 1500, 2500
(d) Pressure Range: 15 to 6000 psig [1.03 to 413.79 barg]
(e) Temperature Range: -450°F to +1000°F [-268°C to +538°C]
(f) API Standards 526 and 527
(g) Field proven series JLT trim (patented) for stable, non-chattering operation on liquid and gas service.