Cryogenic Gate, Globe & Check Valves

Gate Valves:	1) Size: 2" to 54" (50 mm to 1350 mm) 2) ASME Class: 150 to 2500 3) Design Standards: API 600, ASME B16.34, BS 6364, ISO 28921
Globe Valves:	1) Size: 2" to 24" (50 mm to 600 mm) 2) ASME Class: 150 to 600 3) Design Standards: API 623, BS 1873, ASME B16.34, BS 6364, ISO 28921
Check Valves:	1) Size: 2" to 36" (50 mm to 900 mm) 2) ASME Class: 150 to 2500 3) Design Standards: API 594, BS 1868, 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)

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