High differential pressure - high performance angle control valve


Product model: ZXPD

Nominal diameter: DN40 ~ 150mm

Nominal pressure: PN22 ~ 32Mpa

Operating temperature: - 30 ~ 70 ℃

Applicable medium: Water and steam

Applicable temperature: - 40 ~ + 230 ℃

Connection type: Flange

Main material: Carbon steel, Stainless steel



PRODUCT OVERVIEW

High pressure differential - high performance angle control valve shall be used at the joint with high medium viscosity, easy crystallization, suspended particles and 90 degrees bend. Because the angle control valve has no dead angle, it is easy to purge, simple maintenance and wide application. Single seat or balanced sleeve disc can be used, and multi-stage regulation can also be applied in some high-pressure differential occasions. Multi spring pneumatic diaphragm mechanism or electric actuator can be selected.


PRODUCT FEATURES

1. The valve is a right angle rotary structure, which is composed of V-shaped valve body, pneumatic actuator, positioner and other accessories; It has a natural flow characteristic of approximate equal percentage ratio; It adopts double bearing structure, small starting torque, excellent sensitivity and induction speed; Super shear capacity.

2. The pneumatic piston actuator uses compressed air as the power source to drive the crank arm to rotate 90 degrees through the movement of the piston, so as to make the valve open and close automatically. Its components are: adjusting bolt, actuator box, crank arm, cylinder block, cylinder shaft, piston, connecting rod and cardan shaft.

3. Working principle: pneumatic control valve is composed of actuator and regulating mechanism. The actuator is the thrust component of the regulating valve. It generates the corresponding thrust according to the control signal pressure to promote the action of the regulating mechanism. The valve body is the regulating part of the pneumatic regulating valve. It is in direct contact with the regulating medium to regulate the flow of the fluid.


Cv VALUE AND STROKE TABLE

Nominal diameter dnValve seat diameter mmRated line CvRated stroke mm
40201125
2517
3224
502517
3224
4044
65322438
4044
5068
804044
5068
6599
1005068
6599
80175
125659950
80175
100275
15080175
100275
125395


MAIN OVERALL CONNECTION DIMENSIONS

Nominal diameterExecuting agencyHA
Normal temperature typeElongation type IBellows seal type
40HA2D,R475625-267
HA3D,R580730-350
50HA2D,R475625-267
HA3D,R580730-350
65HA2D,R545695765267
HA3D,R600750350
HA4D,R840990470
80HA2D,R555705775267
HA3D,R610760350
HA4D,R840990470
100HA2D,R555710775267
HA3D,R610765350
HA4D,R845995470
125HA3D,R700850990350
HA4D,R8651015470
150HA3D,R7208701005350
HA4D,R8851035470

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