MODEL JZ DUAL-PURPOSE PNEUMATIC QUICK-CLOSING VALVE
  
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GENERAL

Modle JZ dual-purpose pneumatic qneumatic quick-closing is designed to be used in marine piping systems. The valve can be used an ordinary shut off valve in normal times. Moreover, it can be opened and closed by a hand wheel just like an ordinary shut off valve. In case of emergency,emergency action can be made either manually or pneumatically to cause the valve to be closed immediately. The emergeney action can be remote and central controled, if the controlbox the quick-closingvalve is used

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MAIN TECHNICAL PARAMETERS

Nominal pressure
1.0MPa 1.6Mpa
Nominal diameter
DN15-DN250
Working medium
F.O L.O L.O.
Working temperture
t120
Connecting flange
GB2506-89 ֮PN16
Working pressure of compres air
0.3-0.7MPa
Main material
ZG230-450&2Cr13

MODEL EXPRESSION PNEUMATIE QUICK-VALVE JZ 10

PNEUMATIE QUICK-VALVEProduct deseription
JZProduct code
TypeA-flow typeB-angle type
10Nom.pressure
Nom.diameter

STRUCTURAL DIMENSION


A TYPE

B TYPE


DN
b
D
c
L1
L2
L
H1
H2
d1
d2
m
dknd
DN
15
16
95
39
130
90
180
240
220
100
Tr144
8
65414
15
20
18
105
40
150
95
180
240
220
100
Tr144
8
75414
20
25
18
115
45
160
100
180
240
220
100
Tr144
11
85414
25
32
18
140
50
180
105
180
240
220
120
Tr144
11
100418
32
40
18
150
60
200
115
180
290
265
140
Tr164
13
110418
40
50
20
165
70
230
125
185
290
265
140
Tr164
16
125418
50
65
22
185
85
290
145
185
315
290
160
Tr204
19
145418
65
80
24
200
100
310
155
185
330
300
160
Tr204
23
160818
80
100
20
220
110
350
175
190
385
335
200
Tr244
30
180818
100
125
22
250
110
400
200
190
425
365
200
Tr265
40
210818
125
150
22
285
153
480
225
190
485
400
200
Tr265
48
240818
150
175
24
315
188
550
250
200
545
465
250
Tr285
54
270822
175
200
24
340
210
600
275
200
605
510
320
Tr326
64
2851222
200
250
26
395
275
730
325
200
650
520
320
Tr366
78
3501222
250
We make pneumatic quick-closing valves of GB/T5744-93 standards,eithe
Welcome our old & new customers to select it.