Purpose and specification:
PZ series dry ash removal flat gate valve has the characteristics of reasonable structure, small texture, light weight, convenient installation, flexible opening and closing, long service life and so on. It is mainly applicable to the dry ash removal system of thermal power plants with pressure less than 1.6Mpa and temperature no more than 120 ℃. At the same time, it is also widely used in the pneumatic conveying system of granular materials in industrial and mining enterprises as the opening and closing device.
Performance specification:
Product model | Nominal pressure(MPa) | Sealing test pressure(MPa) | Strength test pressure(MPa) | working temperature(℃) | Applicable media |
973 PZ 673 X-6C 44 | 0.6 | 0.66 | 0.9 | ≤120 | Particle, powder and air mixture particle to air ratio 1:30 |
973 PZ 673 X-10C 44 | 1.0 | 1.1 | 1.5 | ||
973 PZ 673 X-15C 44 | 1.6 | 1.76 | 2.4 | ||
Cylinder nominal pressure:0.4-0.6MPa | Applicable medium: air |
Material of main parts:
Part name | Material Science | |||
6C | 10C | 16C | ||
valve body | WCB(ZG230-450) | |||
Valve cover | WCB(ZG230-450) | |||
Ram | 2Cr13 or 1Cr18Ni9Ti stainless steel | |||
Valve stem | 2Cr13 or 1Cr18Ni9Ti stainless steel | |||
Cylinder | national standard | |||
valve seat | Polyurethane or PTFE |