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JCJP Pneumatic Diaphragm Single Seat Control Valve

Parameters of JCJP Pneumatic Diaphragm Single Seat Control Valve

1. Simple Structure  2. Well Sealing

3. High flow rate   4. Stable Application

JCJP Pneumatic Diaphragm Single Seat Control Valve

Description

JCJP type single seat control valve is a kind of top piolt single seat control valve , which has simple structure , well sealing , high flow rate and stable application performance . Reasonable top spiral system can avoid vibration during small opening percentage , so as to extend valve working life .

Specification and Technical parameters

 

DN(mm)

G3/4” 20 25 40 50 65 80 100 150 200 250 300
Seat diameter(mm) 3 4 5 6 7 8 10 12 15 20 20 25 25 32 40 32 40 50 40 50 65 50 65 80 65 80 100 100 125 150 125 150 200 250 300
Rated flow linear 0.08 0.12 0.2 0.32 0.5 0.8 1.8 2.8 4.4 5.9 6.9

 

11 11 17.6 27.5 17.6 27.5 44 27.5 44 69 44 69 110 69 110 176 176 275 440 275 440 690 1000 1600
Equal percentage 1.6 2.5 4 6.3 6.3 10 10 16 25 16 25 40 25 40 63 40 63 100 63 100 160 160 250 400 250 400 630 900 1440
Rated travel(mm) 10 16 25 40 60 100
Membrane effective area(cm2 ) 220 350 560 900 1400
Natural flow feature Linear, equal percentage
Inherent adjustable 50:1
nominal pressure (Mpa) 0.6、1.0、1.6、2.5、4.0、6.4(ANSⅠ125、150、300、600Lb)(JIS10、16、20、30、40K)
Operated Temperature ℃ -20~+200、-40~+250、-40~+450、-60~+450
Ambient temperature ℃ -40~+85
Air pressure Mpa 0.14(0.25、0.4)
Spring range Kpa 20~100(40~200、80~240、20~60、60~100)
Oversize Inside screwM10*1

Additional information

Body Type

Straight through casting globe type

Spool type

Non-balanced single seat plug type

Nominal Size

DN20 to 200 ,NPS 3/4" to 8"

Nominal Pressure

PN16 to 100 , Class 150 LB to 600 LB

Connection

Flange , welding ,

Bonnet type

Standard type ( -5 to 230 °C)
Radiator type : (-45 to 300°C)
Low temperature extend :(-196 to -45 °C)
Bellow seal type
Warm Insulation Jacket type

Packing

V type PTFE packing , Flex , graphite packing

Gasket

Metal graphite packing

Actuator

Pneumatic /electric

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