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ZJHP Pneumatic Thin Film Single Seat Regulating Valve
Caliber range: DN15-DN400 Pressure range: 0.6MPA-6.4MPA Applicable temperature: -200 ℃ to+560 ℃ Product application: Pneumatic diaphragm single seat r
Product details
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Pneumatic thin film single seat regulating valve ZJHPPneumatic multi spring thin film actuator and low flow resistanceSingle seat valveThe composition of the new actuator is low in height, light in weight, and easy to equip. The new valve body has a compact structure, smooth flow channels, and a large flow coefficient.
This product has stable operation, reliable action characteristics, small valve seat leakage, precise flow characteristics, and a wide adjustable range. It will undoubtedly achieve high-quality control effects in a wide range of applications with its unique advantages.
There are various types of products including standard type, adjustable cutting type, corrugated pipe sealing type, jacket insulation type, etc. Suitable for liquid temperatures ranging from -200 ℃ to+560 ℃ in various grades.
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ZJHP Pneumatic Thin Film Single Seat Regulating Valve
1、 Product Details
Product model: ZJHP
Product Name: Small Pneumatic Thin Film (Single Seat Regulating Valve) ZJHP
The Sanjiu Pneumatic Thin Film Single Seat Regulating Valve ZJHP consists of a pneumatic multi spring thin film actuator and a low flow resistance single seat valve. The new actuator has a low height, light weight, and simple equipment. The new valve body structure is compact, the flow channel is smooth, and it has a large flow coefficient.
This product has stable operation, reliable action characteristics, small valve seat leakage, precise flow characteristics, and a wide adjustable range. It will undoubtedly achieve high-quality control effects in a wide range of applications with its unique advantages.
There are various types of products including standard type, adjustable cutting type, corrugated pipe sealing type, jacket insulation type, etc. Suitable for liquid temperatures ranging from -200 ℃ to+560 ℃ in various grades.2、 Main component materials
Part name
material
temperature range
Valve cover on valve body
HT200
-20～200℃
ZG230-450
-40～450℃
ZG1Cr18Ni9Ti
-250～550℃
ZG0Cr18Ni12Mo2Ti
-250～550℃
Valve core and seat
1Cr18Ni9
-250～550℃
0Cr18Ni12Mo2Ti
-250～550℃
Packing material
PTFE
-40～200℃
Diaphragm film
Ding Qing rubber clip reinforced polyester fabric
compression spring
60Si2Mn
Membrane cover
A3
IIISuncueMain technical parameters of regulating valve mechanismCompact Pneumatic Thin Film (Single Seat Regulating Valve) ZJHP
Nominal diameter mm
20
25
40
50
65
80
100
150
200
250
300
350
400
Valve seat diameter mm
10
12
15
20
25
32
40
50
65
80
100
125
150
200
250
300
Can collaborate with our company
Negotiate productionRated flow rate
Coefficient Kvstraight line
1.8
2.8
4.4
6.9
11
17.6
27.5
44
69
110
176
275
440
690
1000
1600
Equal percentage
1.6
2.5
4
6.3
10
16
25
40
63
100
160
250
400
630
900
1440
Nominal pressure MPa
0.6 1.6 4.0 6.4
Travel distance mm
10
16
25
40
60
100
Traffic characteristics
Straight line, equal percentage, quick opening type
Medium temperature ℃
-40-230 ℃ (normal temperature type), heat sink 230-450 ℃ (medium temperature type), special order -100-600 ℃
Flange standard
Compliant with JB78-59 and JB79-59 standards, can be ordered and produced according to JB/79.1-94, JB/79.2-94, ANSI, JIS, DIN and other standards
body material
PN
(MPa)0.6,1.6
WCB(ZG230-450) CF3CF8 CF8M
4.0,6.4
WCB (ZG230-450), ZG1Cr18Ni9Ti, ZG0Cr18Ni12Mo2Ti CF8 CF8M
Valve type
Straight through single seat cast ball valve
Valve core material
1Cr18Ni9, 0Cr18Ni12Mo2Ti CF8 CF8M
Upper valve cover form
Ordinary type (constant temperature type), hot plate type (medium temperature type), low temperature type
Adjustable ratio R
50:1
Air source connector
M16×1.5
4、 Performance indicators
project
Indicator value
project
Indicator value
Basic error%
Without locator
±5.0
beginning
end
drop
inclined to one side
differ from
%air to close
Without locator
Starting point
±5.0
Equipped with locator
±1.0
End
±2.5
Return difference%
Without locator
≤3.0
Equipped with locator
Starting point
±1.0
End
±1.0
Equipped with locator
≤1.0
air to open
Without locator
Starting point
±2.5
End
±5.0
Dead zone%
Without locator
≤3.0
Equipped with locator
Starting point
±1.0
End
±1.0
Equipped with locator
≤0.4
Allowable leakage rate L/h
1×10-4Rated capacity of valve
Rated travel deviation%
±2.5
Note: This product complies with the national standard GB/T4213-92.
5、 Allowable pressure difference (MPa)
Switch Mode
Model of actuator
Spring range KPa
Gas source pressure KPa
Need attachments
Nominal diameter (valve seat diameter) mm
25
25
40
50
65
80
100
150
200
250
300
(10)
(12)
(15)
(20)
(32)
(40)
(125)
(150)
gas
close
ZHA
-2220~100
20~100
40~200140
250
140P
P
P or R6.4
6.4
6.45.94
6.4
6.43.34
6.4
6.43.34
6.4
6.42.14
6.4
6.4ZHA
-2320~100
20~100
40~200140
250
400P
P
P or R1.31
6.09
6.40.84
3.9
5.260.53
2.5
3.39ZHA
-3420~100
20~100
40~200140
250
400P
P
P or R0.51
2.36
3.210.33
1.56
2.120.21
1.0
1.35ZHA
-4520~100
20~100
40~200140
250
400P
P
P or R0.22
1.02
1.390.15
0.71
0.970.08
0.40
0.54ZHA
-5620~100
20~100
40~200140
250
400P
P
P or R0.06
0.37
0.510.04
0.25
0.36gas
open
ZHB
-2220~100
40~200
80~240140
250
400P
P or R
P4.46
6.4
6.43.09
6.4
6.41.98
5.94
6.41.11
3.34
6.40.71
2.14
4.99ZHB
-2320~100
40~200
80~240140
250
400P
P or R
P0.44
1.37
3.050.28
0.84
1.950.18
0.53
1.25ZHB
-3420~100
40~200
80~240140
250
400P
P or R
P0.17
0.51
1.180.11
0.33
0.780.07
0.21
0.5ZHB
-4520~100
40~200
80~240140
250
400P
P or R
P0.07
0.22
0.510.05
0.15
0.350.028
0.08
0.20ZHA
-5620~100
20~100
40~200140
250
400P
P
P or R0.03
0.09
0.200.02
0.06
0.14Note: 1) P-valve positioner; R-pressure relay;
2) Allow the maximum value of P when the valve is closed and P2=0;
3) If the allowable pressure difference is unclear or the maximum working pressure difference exceeds the list range, please contact us.
Accessories available:
Positioner, air filter pressure reducer, holding valve, travel switch, valve position transmitter, solenoid valve, handwheel mechanism, etc
6、 Main external connection dimensions
Compact Pneumatic Thin Film (Single Seat Regulating Valve) ZJHP
DN
L
H
H1
Mass (kg)
φA
PN16
PN40
PN64
ordinary
high temperature
PN6
PN16
PN40
PN64
PN6
PN16PN40
PN6420
181
194
206
398
548
45
52
65
19
23
285
25
185
197
210
410
560
50
57
70
20
24
40
222
235
251
455
620
65
75
85
26
35
50
254
267
286
457
627
70
82
90
30
40
65
276
292
311
610
790
80
92
100
47
66
360
80
298
317
337
622
807
95
100
107
55
78
100
352
368
394
640
850
105
110
117
125
65
99
150
451
473
508
870
1130
132
142
150
172
130
160
470
200
600
650
890
1150
160
170
187
207
175
250
250
730
775
1203
1523
187
202
225
235
350
470
580
300
850
900
1234
1554
220
230
257
265
500
660
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