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Wafer / Lug / Flange Type Double Disc Cryogenic Valve

Categories Cryogenic Valve
Brand Name: coosai
Model Number: H46H, H76Y
Certification: API6D, ISO 9001
Place of Origin: CHINA
MOQ: 1SET
Packaging Details: PLYWOOD CASE
Material: ss 316
Structure: Cryogenic CHECK Valve,NRV
Standard or nonstandard: Standard
Power: Manual,Hydraulic,pneumatic,electric,gear operator
Application: General,Corrosive Fluid,cryogenic status,gas
Connection: Flange,Welded
Standard: API,DIN,RJT,BS 5351
Valve type: Cryogenic Ball Valve
Pressure: Medium Pressure,High Pressure,Low Pressure
Company Info.
COOSAI valve group
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Wafer / Lug / Flange Type Double Disc Cryogenic Valve

Cryogenic Wafer Type Double Disc Check Valve,Lug Type Double Disc Check Valve, Flange Type Double Disc Check Valve


Temperature Range: -196 Deg C


Material: Austenitic Stainless steel, ASTM A351, ASTM A182, Etc.


End Connections: RF, RTJ. FF, Butt Welded, Extended Butt Welded, Etc.


Standards: API 6D, API594, BS1868, Etc.


Cryogenic Definition:


Cryogenic method: soak the parts to be processed into liquid nitrogen tank for cooling, when parts of 196 degrees centigrade temperature reaches-, start insulation 1 ~ 2 hours, then remove the carton natural treatment to room temperature, repeat cycle twice.

Low-temperature parts into liquid nitrogen tank insulation a certain length of time, to reduce its due to temperature differences andmetallographic changes resulting from the deformation,which increases when the low-temperature valve sealing performance of a processing method.


As a general rule, use of the valve below 101C, before finishing the main part for cryogenic. But if the user requires, above-101.C working temperature valve parts for cryogenic.


Technical Summary


Szie Range: 2"~24"(DN50~DN600)


Pressure Range: 150LB ~ 2500LB, PN10~PN64


Series in Range: Check Valve, Etc.


Application: Air separation plants, LNG storage and distribution, LNG Transportation, Liquid and Gaseous Oxygen for steel production, Etc.




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