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V-port ball valve with positioner

Model: VQ647H/Y/F, VQ677H/Y/F
Structure:V-port, segment ball, control ball
Size: DN25~DN500 (1'~20')
Rating: PN16~PN64 (CL150~CL600)
Body: WCB, CF8, CF8M
Trim: 304SS, 316SS, 316L
Actuator: Electric with 4-20ma output
Accessries: Positioner, air fliter. etc

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V-port ball valve with positioner

Overview of V-port ball valve with positioner

V-port ball valve with positioner starts cylinder spring preloading and movable metal valve couch structure. The control unit couch and therefore the ball core certainly not separated. The V- molded notch on the ball main and the metal valve couch have shear effect and are well suited for controlling high viscosity multimedia such as fibers, solid debris and slurry. The creation of pulp and paper industry has advantages. The valve has large flow and small pressure decline. The valve has approximately identical proportional flow characteristics and a sizable range of adjustment.

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Parts details list of V-port ball valve with positioner

No

Name

Qty

Material

1

Valve body

1

WCB

CF8

CF8M

2

Segment ball

1

CF8+HCr

CF8+HCr

CF8M+HCr

3

Cylindrical pin

2

304

304

316

4

Seat

1

304+Hard Alloy

304+Hard Alloy

316

5

Spring

1

316

316

316

6

O ring

1

Fluororubber

Fluororubber

Fluororubber

7

Self lubricant bearing

1

304+PTFE

304+PTFE

316+PTFE

8

Down stem

1

20Cr13

304

316

9

O Ring

1

Fluororubber

Fluororubber

Fluororubber

10

Back gland

1

WCB

CF8

CF8M

11

Ring gasket

1

PTFE

PTFE

PTFE

12

Adjustable gasket

1

PTFE

PTFE

PTFE

13

Flat gasket

4

Q235

304

304

14

Bolt

2

25#

304

304

15

Double screw bolt

1

25#

304

304

16

Self lubricant bearing

1

304+PTFE

304+PTFE

316+PTFE

17

Flat key

1

20Cr13

304

316

18

Down packing

1

PTFE

PTFE

PTFE

19

Middle packing

1 set

PTFE

PTFE

PTFE

20

Up packing

1

PTFE

PTFE

PTFE

21

Packing gland

1

WCB

CF8

CF8M

22

Bolt

2

35#

304

304

23

Up stem

1

20Cr13

304

316


Model of V-port ball valve with positioner

VQ647H,  VQ647H-16,  VQ647H-16C,  VQ647H-16P

VQ647Y,  VQ647Y-16,  VQ647Y-16C,  VQ647Y-16P

VQ647F,  VQ647F-16,  VQ677H,  VQ677H-16

VQ677Y,  VQ677Y-16,  VQ677F,  VQ677F-16


Features of V-port ball valve with positioner

1. Low fluid resistance, full diameter ball valves almost no flow resistance.

2. Simple structure, small size, light weight.

3. Tight and reliable. It has two sealing surface, and the sealing surface material of ball valve is widely used in various plastics, good sealing, can achieve complete sealing. It has also been widely used in vacuum systems.

4. Easy to operate, open and close quickly, from fully open to fully closed as long as the rotation of 90°, convenient for remote control.

5. Convenient maintenance, ball valve structure is simple, sealing ring is generally active, disassembly and replacement are more convenient.

6. When fully open or fully closed, the sealing surface of the ball and seat is isolated from the medium. When the medium passes, it will not cause the erosion of the sealing surface of the valve.

7. A wide range of applications, from small diameter to a few millimeters, to a few meters, from high vacuum to high pressure applications.

8. Because the ball valve in the open and close process of wiping, so can be used with suspended solid particles in the medium.


Note: Any special design or question of  V-port ball valve with positioner, kindly contact the manufacturer for more details.



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