Overview and Application
The nitrogen sealing device control valve consists of a control valve, an actuator and a pressure spring. It is composed of commander, pulse tube and other components.
It is mainly used to keep the pressure of the protective gas (usually nitrogen) at the top of the container constant to avoid direct contact between the materials in the container and the air,
prevent materials from volatilizing and oxidizing, and ensure the safety of the container. It is especially suitable for air seal protection systems of various large storage tanks.
This product has the characteristics of energy saving, sensitive action, reliable operation, convenient operation and maintenance.
main material
Valve body: carbon steel, stainless steel
Valve trim: stainless steel
Technical Parameters
Nominal diameter: DN20-DN100
Pressure level: PN16-PN64
Flow characteristics: quick opening
Connection method: flange type