Name：pneumatic diaphragm three-way adjusting valve
Model：ZJHQ、ZJHX
Quoted price：面议
Feature：SHANGHAI AUTOMATION INSTRUMENTATION CO., LTD
pneumatic diaphragm three-way adjusting valveDetails：
|
Diameter of valve seat mm |
Confluence |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
|
Shunt |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
|
|
Rated flow coefficient kv |
Confluence |
8.5 |
13 |
21 |
34 |
52 |
85 |
125 |
210 |
340 |
535 |
800 |
1260 |
|
Shunt |
25 |
32 |
40 |
50 |
65 |
85 |
125 |
210 |
340 |
535 |
800 |
1260 |
|
|
Nominal pressure MPa |
1.6 4.0 6.4 |
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|
Travel mm |
16 |
25 |
40 |
60 |
100 |
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|
Flow characteristics |
Straight line |
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|
Media temperature ℃ |
-20～200、-40～+250（normal temperature ）、-40～315（medium temperature ） |
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|
Flange size |
Cast iron flange size JB79-59，Cast steel flange size JB79-59 |
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|
Flange type |
Sealing surface of flange JB77-59，Cast iron flange is smooth，Cast iron flange is concave |
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|
Material of valve body |
HT200,ZG230-450、ZG1Cr18Ni9 |
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|
Material of valve spool |
1Cr18Ni9 |
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|
Upper cover |
General （normal temperature ），heat sink（medium temperature） |
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|
Adjustable ratio |
30:1 |
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|
Connector of air supply |
M16×1.5 |
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