Angle Control Valve

What is a angle control valve ?

ZHJ angle control valve specialized in high viscosity medium, easy for crystallization, with suspended particle and 90 degree angle area. Angle type control valve without dead space, so easy rinsing, convenient for maintenance and wide application. It can be applied with single or balanced cage disc, or multi-layer in high pressure difference occasion. It can also applied with multi-spring pneumatic diaphragm actuator or electric actuator, etc.

Pneumatic Angle Control Valve
Pneumatic Angle Control Valve
Electric Angle Control Valve
Electric Angle Control Valve

Specification

Body type:Angle casting globe type
Spool type:single-seat, sleeve type
Nominal size:DN20~200 NPS3/4〞~ 8〞
Nominal pressure:PN16 ~ 100 CLASS 150LB ~ 600LB
Connection: flange:FF、RF、MF、RTJ
Welding:SW、BW
Flange dimension:acc. to IEC 60534
Bonnet type:(-45℃~ higher than 230℃ occasion)
Low temperature extended type(-196℃~ -45℃)
Bellow seal type
Warm insulation Jacket type
Packing:V type PFTE packing, flex. graphite packing, etc.
Gasket:Metal graphite packing
Actuator:pneumatic: multi-spring diaphragm actuator, piston type actuator.
electric: 3810L series smart actuator, PSL series actuator.
Surface painting:Green color, acrylic acid polyurethane ceramic paint.
single-seat-control-valve

Code

Z Actuator H Structure Nominal pressure Valve material Nominal size
Z series control valve J: pneumatic diaphragm
H: pneumatic piston
R: electric 3810L
D: electric PSL type
Direct travel J:  standard angle single-seat control valve
JF:  soft seal angle single-seat control valve
JM: standard angle sleeve type control valve
JT:  two-layer cage sleeve type control valve
JG:  radiator angle type control valve
JD: low-temperature angle type control valve
PN16=16
CL150LB=150LB
JIS10K=10K
C=WCB
LC=LCB
P=CF8
PL=CF3
R=CF8M
RL=CF3M
D= special
material
DN25= DN252
NPS1〞=
NPS 1〞
Such as the Z type pneumatic diaphragm angle single seat control valve, pressure PN16,valve material WCB,nominal size DN50,type: ZJHJ-16C DN50
form-dimension-Electric

Performance

Flow characteristic Linear, percentage, quick open
Allowable range 50: 1 (CV<6.3 30: 1)
Rated Cv value Percentage CV1.6~630 ,linear CV1.8~690
Allowable leakage Metal seal: IV grade(0.01% rated capacity)
Soft seal: VI grade(foam grade)Leakage standard:  GB/T 4213
Performance Pneumatic Electric
Allowable tolerance, % ±1.5 ±1.0
Return difference, % ≤1.5 ≤1.0
Dead zone, % ≤0.6 ≤1.0
The difference from beginning to endpoint, % ±2.5 ±2.5
Rated travel difference, % ≤2.5 ≤2.5
Note: specification on the basis of the control valve with positioned and PTFE packing.

Special specification

Special test Material penetration flaw detection (PT), radiator test (RT),
flow characteristic test, low-temperature test.
Special treatment Trim nitrogen treatment, seat hard alloy treatment.
Special rinse Degreasing and dehydration treatment
Special condition Special piping or connection, vacuum condition, S.S fastener, special coating.
Special dimension Customized face to face length or dimension
Test and inspection Third-party test report

Actuator

Type/Method Pneumatic diaphragm actuator Electric actuator
ZH23~ZH56 3810L series
 Multi-spring type    Intelligent integrated type
Usage Regulating type, an ON-OFF type Regulating
Air supply pressure or Power supply voltage Air supply pressure (Spring range)
140(20~100)Kpa G
240 (40~200) Kpa G
280 (80~240) Kpa G
Power: AC 200V±10%  50Hz
Or Power:  AC 380V±10% 50Hz
Connector Air pipe connector: RC1/4 Normal type:  cable inlet 2-PF(G1/2〞)
Explosive proof:  Protection jacket PF(G3/4〞)
Positive action Pressure increase, stem descend, valve close. Input signal increase, stem descend, valve close.
Negative action Pressure increase, stem ascend, valve open. Input signal increase, stem ascend, valve open.
Input signal 40~20mA.DC(with positioner) Input/output4~20mA.DC
Lag ≤1%FS(with positioner) ≤0.8%FS
Linear type 2%FS(with positioner) +1%FS
Environmental temperature -10℃~+70℃ Standard type: -10℃~+60℃
With space heater : -35℃~+60℃
Explosive proof: -10℃~+40℃
Surface coating Green, acrylic acid polyurethane coating Blue, acrylic acid polyurethane coating
Accessories Electric-air (air-air) valve positioned, filter regulator, valve converter, solenoid valve, limited switch Space hearter (normal type)
Note: non-standard accessories, need special customized notes.

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