Cryogenic Gate Valve

Cryogenic Gate Valve

Categories:Cryogenic Gate Valve

Brief Introduction


FYV Cryogenic valves are specially designed for gas treatment processes and storage and transportation of liquefied gasses such as LNG, LPG, liquid nitrogen, etc. These valves are required to be operated to give assured leakage rates. These valves which are recommended to use below -50?C are designed with a extended bonnet which separates the operator and stem seal from the cold temperature.

Technical specification
Design & manufacturing standard as per API 600/ BS 6364
Face to face standard as per ASME B16.10 / API 6D
Fanged ends standard as per ASME B16.5 / MSS-SP-44/ASME B 16.47/ASME B 16.25
Testing & inspection standard as per API598 / API 6D

Product Range
Body material: Low-temperature carbon steel, carbon steel
Size range(s): 1/2"~32"
Pressure rating: Class150~2500
End connection: RF, RTJ, BW
Working temperature:-196℃~+120℃
Operation: handwheel, gear box, electric, pneumatic , hydraulic actuator, etc.

Design Features
Design standard as per: BS6364
Extended bonnet
Low emission packing
Full stellite overlay seat sealing surface
Discharge holes at the upstream end can prevent body and bonnet cavity pressure rising abnormally
Prevent stem instability structure


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