This series of alves are mainly used for remote monitoring, which can prevent the valve from being closed or open by mistake, which is to keep the valvealways open or closed. The opening of valve can also be monitored immediately.
DN | L | ф | z-d |
50 | 43 | 125 | 4-23 |
65 | 46 | 145 | 4-23 |
80 | 46 | 160 | 4-23 |
100 | 52 | 180 | 4-23 |
125 | 56 | 210 | 4-23 |
150 | 56 | 240 | 4-26 |
200 | 60 | 295 | 4-26 |
Body | QT450 |
Seat | NBR |
Disc | QT450 |
Valve shaft | 20Cr13 |
O-ring | EPDM |
Pressing plate | Q235+Chrome plating |