Speicfic Property: Has indicator for location of open or close of valve, external pilot witch can prolong the service life, no leak for 500 million times, free maintenance, has adjustive airproof cover between relief orifice and slide block, Material of body: Stainless steel. Control air source: Neutral gas, air.
Pipe Size |
ZG1/2 |
ZG3/4 |
ZG1 |
ZG1 1/4 |
ZG1 1/2 |
ZG2 |
ZG2 1/2 |
Norminal |
13 |
20 |
25 |
32 |
40 |
50 |
65 |
Kv (m/h) |
4.2 |
8 |
19 |
27.5 |
42 |
55 |
90 |
Pressure Range Mpa |
0~1.6 |
0~1.1 |
0~1.1 |
0~1.5 |
0~1.25 |
0~1.1 |
0~0.52 |
Min.Control Pressure Mpa |
0.39 |
0.39 |
0.42 |
0.5 |
0.44 |
0.32 |
0.32 |
Executor Dimension mm |
50 |
50 |
63 |
80 |
100 |
125 |
125 |