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Home> pneumatic valve >> ZSPCpneumatic piston cut-off valve
  • Product number:MC-000000004421
  • Product name:pneumatic piston cut-off valve
  • Product Type:ZSPC
  • 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
ZSPC、ZSNC pneumatic piston cut-off valve, made up of pneumatic piston actuator and cut-off body.. sealing surface of valve spool: hard sealing and soft sealing; structure of valve spool: single-guide flat and single-guide balanced. Impact structure, reliable action, strict cut-off, quick open and close. Used in automatic control system with no grainy, no impurity gas, liquid medium
Nominal diameter  mm
20
25
40
50
65
80
100
150
200
250
300
Diameter of valve seat  mm
20
25
32
40
50
65
80
100
125
150
200
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Rated flow coefficient  Kv
6.5
10
15
25
40
65
100
150
260
350
540
Nominal pressure  MPa
1.6 ； 4.0 ； 6.4
Travel  mm
10
16
25
30
40
60
 
 
Flow characteristics
Quick open
Media temperature  ℃
Soft sealing ：-40～150（normal temperature ） ； hard sealing：-40～200（normal temperature）； -40～450（medium temperature）
Flange size、type
PN16 according to JB79-59； PN4.0、64 according to JB/T79.2-94 concave
Material of valve body
ZG230-450 ； ZG1Cr18Ni9Ti；ZGOCr18Ni12Mo2Ti
Material of valve seat、valve spool
1Cr18Ni9 ； 0Cr18Ni12Mo2Ti
Upper cover
General （normal temperature） ； heat sink（medium temperature ）
Components
Handwheel body、air filter regulator 、solenoid valve、feedback device of signal
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