The equalizing valves are designed for working as gas cut-off elements in the charging am discharging gas lines of the gas seal of the blast furnace charging device These valves provide equalizing pressure in the gas seal and on the top furnace and with the atmosphere pressure.
|
Valve diameter,mm |
B |
C |
D |
F |
G |
H |
J |
M |
N |
P |
Q |
S |
U |
V |
W |
X |
aº |
|
300 |
270 |
270 |
300 |
500 |
300 |
1203 |
1730 |
1620 |
538 |
495 |
545 |
1110 |
535 |
428 |
495 |
535 |
10 |
|
450 |
430 |
390 |
450 |
725 |
420 |
1740 |
2345 |
2370 |
735 |
600 |
710 |
1370 |
640 |
535 |
660 |
720 |
16 |
|
Clear diameter of valve, mm |
300-450 |
|
Working pressure of air, MPa |
0,37 |
|
Working environment temperature, ºС |
|
|
- working |
Up to 300 |
|
- highest short term |
450 |
|
Drive |
Electro-mechanical. |
|
Opening (closing)time, sec |
3 |
|
Mass, t |
2,8-6,3 |
