(CV-DIA) DIAPHRAGM CONTROL VALVE
MODEL:CV-DIA / V4-DIA (ON-OFF TYPE)
MODEL: CV-MDL / V4-MDL (PROPORTION TYPE)
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TYPE :
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ON-OFF TYPE
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Working Fluid :
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Steam, Water, Air, Oil and others Non-Corrosive fluids.
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Working Pressure :
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0.2~1.0 0.4~2.0 kg/cm2 G. (Air)
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Supply Air Pressure :
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1.4 ~ 2.8 kg/cm2 G. (Air)
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Connection :
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Flanged End to JIS 10K.
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TYPE :
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PROPORTION TYPE
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Valve Material :
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Cast Iron or SCS 13.
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Internal Material :
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SUS 304
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Supply Air Pressure :
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Max. 7.0 kgf/cm2. (100 psi)
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Connection :
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Flanged End to JIS 10K.
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Ambient Temperature:
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-20℃ ~ 70℃
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Normal Size :
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DN15 ~ DN100 mm
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Pressure Rating :
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JIS 10K
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Air Consumption :
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5 LPM (Sup. 1.4 kgf/cm2)
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Locator type :
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Linear Type (EPL)
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Application :
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Dyeing, Pharmacy and Chemical Industry for reduction of noise made by mechanical cone.
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TYPE :
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ON-OFF TYPE SPECIFICATION
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Body :
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* Valve Guide: Top-Bottom guide.
* Packing: V-Teflon, Asbestos yarn or Carbon Graphite.
* Bonnet: Plain bonnet (0-200℃) Radiator finned bonnet (200℃ up)
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Trim :
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Equal percentage, linear.
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Actuator :
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* Spring type Diaphragm actuated, direct or reverse action.
* Diaphragm material: Neoprene with fabric insert.
* Spring range: 0.2 ~ 1.0 kg/cm2, 0.4 ~ 2.0 kg/cm2.
* Pneumatic tubing connection: 1/4” female tap.
* Ambient Temperature: -20℃ ~ 60℃.
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Valve Action :
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Air to open or air to close by using direct or reverse actuator.
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Accessory :
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Hand wheel, Positioner (Liner type & Rotary type). Limit Switch. Air set & Lubricator.
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Performance :
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Leakage of full closure: Less than 0.01% of rated Cv.
Range ability: 30:1
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