Connection: butt welding, flange
Nominal pressure PN: PN160 PN420(shell)
Pressure difference range: MPa: 0.01 to 12.0
PMA/TMA PMa/℃ : 12.25/450 14.41/570
Shell material: 15CrMo 12Cr1MoV
2. Labyrinth type emptying and needle type valve emptying double unlocking device, safe and simple operation under high pressure, can effectively prevent air blockage and steam lock phenomenon.
3. All the inner parts are installed on the valve cover, which is very convenient for maintenance.
4. Special stainless steel float, good strength, high pressure superheated steam environment.
Application: Suitable for high temperature, high pressure, large displacement of large steam use equipment.