• CV-DIA
  • DIAPHRAGM CONTROL VALVE (CV-DIA)
  • DIAPHRAGM CONTROL VALVE (CV-DIA)

CV-DIA

CAST IRON CONTROL VALVE
DIAPHRAGM TYPE. FLANGED END
TO JIS 10K OR ANSI 150 LBS. DRILLED.
BODY: FC20 SIZE: 1/2”~6”
ALT. TYPE : ON-OFF TYPE
MODULATING TYPE
(CV-DIA) DIAPHRAGM CONTROL VALVE

(CV-DIA) DIAPHRAGM CONTROL VALVE
MODEL:CV-DIA / V4-DIA

PROPORTION TYPE & ON-OFF TYPE

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TYPE :

ON-OFF TYPE

Working Fluid :

Steam, Water, Air, Oil and others Non-Corrosive fluids.

Working Pressure :

0.2~1.0  0.4~2.0 kg/cm2 G. (Air)

Supply Air Pressure :

1.4 ~ 2.8 kg/cm2 G. (Air)

Connection :

Flanged End to JIS 10K.

TYPE :

PROPORTION TYPE

Valve Material :

WCB or SCS 13.

Internal Material :

SUS 304

Supply Air Pressure :

Max. 7.0 kgf/cm2. (100 psi)

Connection :

Flanged End to JIS 10K.

Ambient Temperature:

-20℃ ~ 70℃

Normal Size :

DN15 ~ DN100 mm

Pressure Rating :

JIS 10K

Air Consumption :

5 LPM (Sup. 1.4 kgf/cm2)

Locator type :

Linear Type (EPL)

Application :

Dyeing, Pharmacy and Chemical Industry for reduction of noise made by mechanical cone.

TYPE :

ON-OFF TYPE   SPECIFICATION

Body :

l Valve Guide: Top-Bottom guide.

l Packing: V-Teflon, Asbestos yarn or Carbon Graphite.

l Bonnet: Plain bonnet (0-200℃) Radiator finned bonnet (200℃ up)

Trim :

Equal percentage, linear.

Actuator :

l Spring type Diaphragm actuated, direct or reverse action.

l Diaphragm material: Neoprene with fabric insert.

l Spring range: 0.2 ~ 1.0 kg/cm2, 0.4 ~ 2.0 kg/cm2.

l Pneumatic tubing connection: 1/4” female tap.

l Ambient Temperature: -20℃ ~ 60℃.

Valve Action :

Air to open or air to close by using direct or reverse actuator.

Accessory :

Hand wheel, Positioner (Liner type & Rotary type). Limit Switch. Air set & Lubricator.

Performance :

Leakage of full closure: Less than 0.01% of rated Cv.

Range ability: 30:1


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