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ZSPQ pneumatic piston cuts off the valve

ZSPQ pneumatic piston cuts off the valve

Place of Origin : CHINA
Brand Name : GAOCHUAN
Price : NEGOTIABLE
Packaging Details : Plywood/wooden cases or according to your requirements
Payment Terms : FOB
Supply Ability : 5000pcs/month
MOQ : 50pcs
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ZSPQ pneumatic piston cuts off the valveCut off the organization and pneumatic piston executive body to make up . Cutting off the organization adopts the direct single seat to take shape, the valve core of DN20 is a direction only, 200 valves of core of DN25- are one pair of directions, it is reliable and holding the characteristic of closing etc. fast to be of simple structure , easy to operate , use. Apply to have no impurity , liquid without particle , gas medium mainly, require that closes tightly fast, show it in the empty automatic control system fast.
The products accord with GB/T4213-92.
Major part material

Part name
Material
Valve body , valve covering
ZG270-500 , ZG1Cr18Ni9Ti
Valve stem, valve core
1Cr18Ni9
Sealed packing
Model V polytetrafluoroethylene (PTFE)
Sealed cushion
1Cr18Ni9 inserts the asbestos board
Worm
45
O type sealing and enclosing
Able to bear the oil rubber
Compress the spring
60Si2Mn
Support
HT270
Worm gear case , worm gear , air cylinder , bearing cover , the piston
HT200
Push rod
2Cr13

Type and specification


Classification
Seal softly
Seal hard
Normal atmospheric temperature type
Middle temperature type
High temperature type
Low temperature type
Type
ZSPQ-40
ZSPQ-40G
ZSPQ-40G
ZSPQ-40D
Specification
DN20- 200

Technical parameter and performance index
Cut off organization's main technical parameter
Nominal open mm directly
20
25
32
40
50
65
80
100
125
150
200
250
300
350
400
Diameter mm of the valve seat
26
43
43
52
62
79
94
115
145
166
216
But and our company
Discuss production
Specified flow coefficient Kv
6.5
10
15
25
40
65
100
150
260
350
540
Nominal pressure MPa
4.0(JB/T79 . 2-94)
Journey mm
16
25
40
60
Medium temperature Degrees Centigrade
-16- 150 (normal atmospheric temperature); -60- 450 (middle temperature); -60- 550 (high temperature); -250- 60 (low temperature);
Flow characteristic
Two quick opening types
Mix the executive body
ZSD-D
ZSD-3
ZSD-5
ZSD-7
Size of flange , pattern
Press JB/T79. 2-94 concave types (often , China , high temperature); Press JB/T79. 3-94 tenon trough types ( Low temperature)
Valve body material
ZG270-500; ZG1Cr18Ni9Ti; ZG0Cr18Ni12Mo2Ti

Main technical parameter of executive body of the piston
Type
ZSD-D
ZSD-3
ZSD-5
ZSD-7
Diameter mm of the piston
150
200
300
400
Effective area cm2
175
305
700
1245
Journey mm
16
25
40
60
Inlet port whorl
M16* 1.5
M20* 1.5
M24* 2
The top exports strength N greatly
7200
12800
29300
5200
But the fittings
Pressure reducer of air filtration , protecting valve , journey switch , valve location conveyer , electromagnetic valve , handwheel organization in the location ,etc.
Operate pressure KPa of source of the gas
500

Cut off the performance index of the valve pneumatically
Nominal open mm directly
20
25
32
40
50
65
80
100
125
150
200
Letting out amount
Drop / min
Seal softly
0
Seal hard
1
3
5
7
9
Cut off time S
1- 2
2- 4

Deviation % of specified journey
+10

Note: Test the medium as water in leaking amount
Allow to press differenceMPa

Nominal open mm directly
20
25
32
40
50
65
80
100
125
150
200
Allow to press difference
Open angrily
4.0
4.0
4.0
2.8
3.5
2.4
Close angrily
4.0
2.5
1.7
1.0
1.1
0.8
0.6


The normal atmospheric temperature type pneumatic piston cuts off the external dimension of the valve
Nominal
Open directly
L
H2
Take the handwheel
Do not take the handwheel
H
H1
H3
Weight kg
H
H1
Weight kg
20
180
53
662
447
222
39
574
359
26
25
190
111
732
46
644
33
32
210
117
744
48
656
35
40
230
131
885
570
280
85
778
463
61
50
255
146
915
89
808
65
65
285
181
1131
706
389
135
969
542
97
80
310
190
1147
143
983
99
100
355
194
1155
163
991
109
125
425
256
1588
1022
305
1305
739
218
150
460
266
1608
331
1325
244
200
560
289
1659
445
1376
358
The middle temperature type pneumatic piston cuts off the external dimension of the valve
Nominal
Open directly
L
H2
Take the handwheel
Do not take the handwheel
H
H1
H3
Weight kg
H
H1
Weight kg
20
180
53
813
447
222
43
725
359
30
25
190
111
883
52
795
39
32
210
117
895
54
807
41
40
230
131
1036
570
280
90
929
463
66
50
255
146
1066
95
969
71
65
285
181
1296
706
389
145
1132
542
101
80
310
190
1310
155
1146
111
100
355
194
1318
172
1154
128
125
425
256
1803
1022
327
1520
739
240
150
460
266
1823
356
1540
269
200
560
289
1874
464
1591
377


The low temperature type pneumatic piston cuts off the external dimension of the valve
Nominal and open directly
L
H2
H3
-100 degrees Centigrade
-200 degrees Centigrade
-250 degrees Centigrade
Take the handwheel
Do not take the handwheel
Take the handwheel
Do not take the handwheel
Take the handwheel
Do not take the handwheel
H1
H
H1
H
H1
H
H1
H
H1
H
H1
H
20
180
53
222
500
1127
500
1039
700
1237
700
1239
900
1527
900
1439
25
190
111
500
1181
500
1093
700
1381 ,
700
1293
900
1581
900
1491
32
210
117
500
1193
500
1105
700
1393
700
1305
900
1593
900
1505
40
230
131
280
500
1310
500
1203
700
1510
700
1403
900
1710
900
1603
50
255
146
500
1335
500
1228
700
1535
700
1428
900
1735
900
1628
65
285
181
600
1554
600
1447
800
1754
800
1647
1000
1954
1000
1847
80
310
190
600
1565
600
1458
800
1765
800
1658
1000
1965
1000
1858
100
355
194
600
1569
600
1462
800
1769
800
1662
1000
1769
1000
1862
125
425
256
378
700
1942
700
1809
900
2142
900
2009
1100
2342
1100
2209
150
460
266
700
1952
700
1819
900
2152
900
2019
1100
2352
1100
2219
200
560
289
700
1982
700
1849
900
2182
900
2049
1100
2382
1100
2249

Let to use the relation between the medium pressure and working temperature

Valve body material
The duke calls pressure 4.0MPa medium working temperature degrees Centigrade
200
250
300
350
< 400
< 425
< 450
< 475
< 500
< 510
< 525
< 550
The biggest working pressure MPa
ZG270-500
ZG1Cr18Ni9Ti

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