Engineering Technologies Anderson Greenwood Crosby Sanmar CROSBY J-SERIES DIRECT SPRING PRESSURE RELIEF VALVES

Anderson Greenwood Crosby Sanmar Limited

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CROSBY J-SERIES DIRECT SPRING PRESSURE RELIEF VALVES

Crosby J-Series pressure relief valves are a robust and proven technology providing reliable overpressure protection in applications including air, gas, steam, vapor, liquid and two-phase media.

GENERAL APPLICATION

The J-Series Pressure Relief Valve provides overpressure protection from very basic to the most demanding applications. Backed by over 140 years of engineering and application experience, its versatile and rugged design make it a proven solution for oil and gas, process and power industry overpressure protection.

FEATURES

  • ASME/NB certified capacities for air, water and steam.
  • Full compliance with all major global pressure relief standards including ASME VIII, Section XIII, API 526/527, EN4126 and PED/CE.
  • Highly customizable to meet most applications.
  • Interchangeable parts to reduce maintenance costs.
  • Full nozzle configuration.
  • Simple and reliable design
  • Easy maintenance.
  • Soft seat options for superior seat tightness.
  • Adjustable blowdown to reduce product loss.
  • Restricted Lift available.
  • Available with inlet and outlet connections according to EN 1092-1.

TECHNICAL DATA

  • Sizes:   1″ D 2″ to 12″ W 16″,25 D 50 to 200 T 250 (EN Type)
  • Orifices: 0.110 to 60.75 in2 (71 to 39,193 mm2)
  • Inlet ratings: ANSI Classes 150, 300, 600, 900, 1500, 2500, EN Classes PN 10, PN 16, PN 25, PN 40
  • Temperature range: -450 to +1000°F (-268 to +538°C)
  • Set pressures: JOS-E: 5 to 6000 psig (0.35 to 413.79 barg); JLTJOS-E: 15 to 6000 psig (1.03 to 413.79 barg); JBS-E/JBSBP-E: 25 to 6000 psig (1.72 to 413.79 barg)
  • JLTJBS-E/JLTJBSBP-E: 25 to 6000 psig (1.72 to 413.79 barg)
  • Code: ASME Section VIII and Section XIII (15 psig (1.03 barg) and above)

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