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Nuclear grade valves
 

Nuclear grade ball valves can be used in cooling water system, safe shell spray, liquid waste treatment system, water supply system, fire control system, etc. The valves are safety grade 2 and grade 3, standard grade 2 and grade 3, and the seismic class is type 1A and type 1I. The foss nuclear ball valve prototype has passed 2000 tests of thermal life, thermal cycle, fluid blockage, earthquake and end loading test, which can meet various functional requirements under operating conditions.


 

 

Design features   Product range
The valve body reduces the leakage point and bears less pipeline stress
Seat soft sealing material, all through the nuclear power condition verification
Valve body double - cavity sealing structure, effective to avoid leakage
Valves can be quickly repaired online
Through software seismic analysis and fatigue analysis

 
Nominal size: less than 150mm
Applicable temperature: 200 ℃ or less
Nominal pressure: less than or equal to 6.4MPa
Seal form: soft seal, hard seal
Drive form: manual, pneumatic, electric
Connection: butt welding, flange
Main material: stainless steel, carbon steel, alloy steel
Structure: top - mounted, wedge - mounted, three - chip, all - welded

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