Nuclear grade gate valve
Nuclear-grade gate valves can be used in the main circuit and auxiliary system pipelines of million-kilowatt PWR nuclear power plants to perform system safety functions to prevent and slow down the escape of radioactive materials in the containment after a water loss accident; the valve is safe 2, Class 3, Class 2, 3, Class 1A, Class 1I; Shentong nuclear gate valve prototype has fully passed 2000 thermal life, thermal cycle, fluid blocking, end loading tests, and can meet various functional requirements under operating conditions .
Nominal size: NPS 1/2”~24”
Temperature range: ≤400℃
Nominal pressure: 150lb~2500lb
Connection form: butt welding, flange
Drive form: manual, pneumatic, electric
Main body material: stainless steel, carbon steel, alloy steel, etc.
Structure: wedge type, parallel double gate with spring