It is suitable for controlling after-valve pressure in the pipes of non-corrosive liquids, gases and vapors. When the after-valve pressure rises, the control valve is closed.
Parameters of control valves:
Trim features:Body type:Bonnet type:Flow characteristic:Size:Pressure class:Leakage class:Pipe connection type:Set value error:Applicable temperature range:Actuator type:
| 1,Built-in bellows provided with pressure balanced structure and high sensitivity 2,Compact structure, reliable performance, free of maintenance 3,The standard modular design is adopted 4,Various combined controls can be carried out through the assemblies |
| straight-through type |
| standard type heat dissipation type |
| quick open |
| DN15-300(1/2"-12") |
| PN1.6,4.0Mpa(ANSI 150,300LB) |
| ASME B16.104 Ⅴ(soft seal) ASME B16.104 Ⅳ(hard seal) |
| flange type |
| ±8% |
| -30C° ～ 350C° |
| diaphragm actuator(self-operated) piston actuator(self-operated) |
.jpg)
