Flange Gate Valve

The high and medium pressure flange gate valve is suitable for cutting off or connecting the pipeline medium on the vanous system pipelines of petroleum chemical, hydraulic and thermal power stations with nominal pressure PN16-16.

Main parts and use of electric gate valve

Valve body

Valve cover

Valve board

Valve seat

Valve shaft

Padding

Applying medium

Applying temperature

WCB

WCB+D507M0

D577

2Cr13

Flexible Graphite

Water, oil, steam

425

ZG1Cr5Mo

ZG1Cr5Mo+ Sellitet2

1Cr18Ni9+ Stellte6

25Cr2Mo1VA

Flexible Graphite

Water, oil, steam

550

ZG1Cr18Ni9Ti

0Cr18Ni9Ti+ Selite12

1Cr18Ni9+ Stelite6

1Cr18Ni9Ti

PTFE

Nitrose,alkaline

200

2G00Cr17Ni14Mo2

316L+ Stellite12

316L+Stel1ite6

316L

PTFE

Urea, phosphoric acid

200


Mode

Diameter
DN(mm)

pressure
PN(MPa)

temperature
(°C)

medium

Material of gate valve

Main dimension ofvalve

Torque
(N.m)

Weight
(kg)

L

H

D

D1

Z-φd

Z941T-10
Z941W-10

100

1


100~200

Water steam

Cast iron

230

750

215

180

8-18

100

120

125

255

900

245

210

8-18

150

140

150

280

970

280

240

8-23

150

160

200

330

1080

335

295

8-23

200

175

250

380

1230

390

350

12-23

300

275

300

420

1380

440

400

12-23

300

335

350

450

1420

500

460

16-23

300

505

400

480

1760

565

515

16-25

450

785

450

510

1990

615

565

20-25

600

835

500

540

2060

670

620

20-25

600

1045

600

600

2210

780

725

20-30

900

1415

Z945T-10
Z945W-10

100

1

≤200
≤100

Water steam

Cast iron

230

750

215

180

8-18

100

120

150

280

970

280

240

8-23

150

160

200

330

1080

330

295

8-23

200

175

250

380

1230

390

350

12-23

300

275

300

420

1380

440

400

12-23

300

335

350

450

1420

500

460

16-23

300

505

400

480

1760

565

515

16-25

450

786

450

510

1990

615

565

20-25

600

835

500

540

2060

670

620

20-25

600

1045

600

600

2210

780

725

20-30

900

1415

700

660

2260

895

840

24-30

900

2100

800

720

2360

1010

950

24-34

900

2600

900

780

2660

1110

1050

28-34

1200

3100

1000

840

2810

1220

1160

28-34

1200

3600

Z941H-16C
Z940H-16C

50

1


300~425

Water steam oil

Carbon steel

250

760

160

125

4-18

100

90

80

280

830

195

160

8-18

150

110

100

300

840

215

180

8-18

200

115

125

325

910

245

210

8-18

200

135

150

350

990

280

240

8-23

200

155

200

400

1160

335

295

12-23

300

215

250

450

1480

405

355

12-25

450

335

300

500

1600

460

410

12-25

600

505

350

550

1740

520

470

16-25

900

600

400

600

1940

580

525

16-30

1200

930

500

700

2400

705

650

20-34

1800

1290

image003


The matching actuator parameters are as follows:

Performance Data of FRYQ Single Phase Modulating Type Actuator

Model

Revolving Speed (rpm)

Torque(Nm)

Voltage(V)

Phase(Ph)

Frequency(Hz)

Power(kW)

Related Current(A)

Duty

Weight(kg)

FRYQ18

18

55

220

1

50

2.6

3.3

S4(30%)

30

24

50

220

1

50

2.6

3.3

S4(30%)

30

36

40

220

1

50

2.6

3.3

S4(30%)

30

48

35

220

1

50

2.6

3.3

S4(30%)

30

FRYQ25

18

210

220

1

50

9

5.8

S4(30%)

46

24

210

220

1

50

9

5.8

S4(30%)

46

36

170

220

1

50

9

5.8

S4(30%)

46

48

130

220

1

50

9

5.8

S4(30%)

46

FRYQ35

18

300

220

1

50

14

9.5

S4(30%)

69

24

300

220

1

50

14

9.5

S4(30%)

69

36

220

220

1

50

14

9.5

S4(30%)

69

48

160

220

1

50

14

9.5

S4(30%)

69



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