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Home> pneumatic valve >> ZSJPpneumatic piston adjusting butterfly valve
  • Product number:MC-000000004419
  • Product name:pneumatic piston adjusting butterfly valve
  • Product Type:ZSJP
  • Product nameplate:SAIC
  • Project Category:pneumatic valve >>
  • Manufacturer:Shanghai Automation Instrumentation Co., Ltd.
  • Sales unit: Shanghai Automation Instrumentation Marketing Center
  • Information download:Click to enter the download page  
  • Introduction
  • Specifications
ZSJP pneumatic piston sleeve adjusting valve, made up of ZSA(B)-P spring piston actuator and small sleeve valve components, small size, large thrust, low flexible. Valve spool use balanced structure, large pressure difference, good anti-vibration, low noise, good stability, convenient assembly, different spring to different allowed pressure difference
 
Nominal diameter  mm
20
25
40
50
65
80
100
150
200
Diameter of valve seat   mm
10
12
15
20
25
32
40
50
65
80
100
125
150
200
Rated flow coefficient  Kv
Straight line
1.8
2.8
4.4
6.9
11
17.6
27.6
44
69
110
176
275
440
690
Equal percentage
1.6
2.5
4
6.3
10
16
25
40
63
100
160
250
400
630
Actuator
Model
 
 
 
 
Cylinder diameter
125
160
200
250
Travel  mm
16
25
40
60
Spring pressure  KPa
Air off ：40～200，air on 80～240，100～200，200～350，350～500
Flow characteristics
Straight line；equal percentage
Adjustable ratio
R=50：1
Nominal pressure  MPa
1.6;4.0;6.4;
Media temperature ℃
-40～230℃(nominal temperature )，heat sink 230～450℃(medium temperature )，special order-100～600℃
Flange standard
符合JB78-59、JB79-59标准，可按JB/79.1-94、JB/79.2-94、ANSI、JIS、DIN  standard
 
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