Product overview
The pneumatic stop valve adopts a double-acting cylinder, which uses the upper chamber air intake or the lower chamber air intake to remotely control the valve, which is easy and flexible to operate.Cylinder medium: compressed air, nitrogen.The valve seat can be a replaceable valve seat, which can be arbitrarily combined with the sealing surface material of the closing member to meet the working conditions and extend the service life.
Specifications
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Nominal diameter (mm) |
40-300 |
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Nominal pressure (MPa) |
1.0-4.0 |
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Material code |
C |
P |
R |
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The main parts |
Valve body |
WCB |
CFB 304 |
CF8M 316 |
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Sealing ring |
D577 Stellite6 |
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Filler |
Flexible graphite |
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Applicable working conditions |
Applicable media |
Water, oil, air and other media |
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proper temperature |
-28℃~425℃ |
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Actuator |
Single acting |
With reset cylindrical spring, it has the function of automatic reset in case of air loss |
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Double acting |
Has greater thrust than single-acting cylinders of the same diameter,but it does not have automatic reset function |
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Optional accessories |
Solenoid valve, limit switch, filter pressure reducing valve, manual mechanism |
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