
Cryogenic Ball Valve
Technical parameters and characteristics:
Product type  | ON/OFF  | 
Product description  | Cryogenic Ball Valve  | 
Model  | DQ41/7 F Cryogenic Ball Valve  | 
Nominal diameter  | 1/2″~24″  | 
Operating temperature  | -196℃~121℃  | 
Operating pressure  | CLASS 150~CLASS 2500  | 
Material  | CF8, F304, CF8M, F316, etc.  | 
Design standard  | API 6D, ISO 17292, API 608, BS 5351, BS 6364  | 
Structural length  | ASME B16.10  | 
Connecting end  | ASME B16.5, ASME B16.25  | 
Test standard  | BS6364, API 598, GB/T24925, 77/200  | 
Operation method  | Manual, worm, pneumatic and electric  | 
Application fields  | Liquefied petroleum and natural gas  | 
Technical characteristics  | A locking device is provided to prevent misoperation of valve.  | 
Valve stem flyout prevention structure design, to prevent accident due to flyout of valve stem caused by abnormal pressurization in the chamber  | |
Fireproof and antistatic design  | |
With separator design  | |
Extended bonnet design, high sealing reliability at valve stem packing position  | 
