Equalizing valve

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

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