L&T – Cryogenic Globe Valves – Bolted Bonnet

L&T – Cryogenic Globe Valves – Bolted Bonnet

Cryogenic Globe Valves
Size : 2″ to 24″ (50 mm to 600 mm)
ASME Class : Class 150 to 600
Design Standard : API 623, BS 1873, ASME B16.34, BS 6364, ISO 28921

Beyond Standards:

  • Fugitive Emissions – Complies to ISO 15848-1: Endurance class CO2 and Tightness class BH
  • Valves tested at -196 degree C as per BS 6364. In-house facility for valves up to 60”
  • SIL3 Safety Integrity Level for Automated Valves
  • Cryogenic valves successfully tested to Shell Design Validation Test Procedure 77/300 and witnessed by Shell Inspectors
  • Optional tests – EN 12567 Annex A (Thermal Shock Test) and Annex B (Endurance Test)

Features that Add Value:

  • Bonnet extension/ extension column keep packing rings away from cryogenic temperatures, and within its operating range
  • Thermal stabilization treatment conducted on body and obturator to ensure dimensional stability and to avoid distortion during temperature cycles
  • Cavity relief pressure arrangement to prevent thermal effect
  • Seat and disc hardfaced to prevent seizing and galling

Versatile Solutions:

  • Available in a wide grade of metallurgies for a range of low temperature applications.
  • ValvTrac™ RFID tags for reliable digital traceability