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Nominal diameter mm |
Confluence |
25 |
32 |
40 |
50 |
65 |
80 |
100 |
125 |
150 |
200 |
250 |
300 |
Shunt |
|
|
|
|
|
80 |
100 |
125 |
150 |
200 |
250 |
300 | |
Rated flow coefficient Kv |
Confluence |
8.5 |
13 |
21 |
34 |
52 |
85 |
135 |
210 |
340 |
535 |
800 |
1260 |
Shunt |
|
|
|
|
|
85 |
135 |
210 |
340 |
535 |
800 |
1260 | |
Nominal pressure MPa |
1.6 4.0 6.0 | ||||||||||||
flow coefficient |
Straight line | ||||||||||||
Actuator |
Ⅱ type |
DKZ-310 |
DKZ-310 |
DKZ-410 |
DKZ-510 |
DKZ-510 | |||||||
Ⅲ type |
DKZ-510C |
DKZ-310C |
DKZ-410C |
DKZ-510C |
DKZ-510C | ||||||||
Torque out of axis (N) |
4000 |
4000 |
6400 |
16000 |
16000 | ||||||||
Travel mm |
16 |
25 |
40 |
60 |
100 | ||||||||
Type of upper cover |
1.6 |
1.0 |
2.5 |
1.6 |
1.5 |
1.0 |
0.65 |
0.4 |
0.3 |
0.16 |
0.26 |
0.18 | |
Allowed pressure difference (MPa) |
General (normal temperature),heat chip(medium temperature ) | ||||||||||||
Media temperature℃ |
-40~230℃(normal temperature),heat chip 230~450℃(medium temperature),special order -100~600℃ | ||||||||||||
Adjustable ration |
30:1 | ||||||||||||
Flange standard |
Cast iron according to JB78-59,cast steel according to JB79-59 | ||||||||||||
Input resistance |
Ⅱ type:200 Ⅲ type:250 | ||||||||||||
Factory state |
Power on(to upper valve seat),if need power off,need special order |