Product

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Gambia GB Gate Valve

Category:

GambiaGate Valve Series

Product Description

Product Specification

Design standard: GB/T12234

Flange standard: GB/T12221

Structural standard: JB/T79

Test standard: JB/T9092

 

Test Pressure

Test Ltem

Shell Test

Seal Test

Back Seal Test

Air Seal Test

Medium

Water

Air

 

Nominal

Pressure

PN(MPa)

 

1.6

2.4

1.8

1.8

 

 

0.6

 

 

2.5

3.8

2.8

2.8

4.0

4.4

4.4

4.4

6.4

7.0

7.0

7.0

 

Materials for Main Parts

Name

Material

Body/ Bonnet

CF8

CF8M

CF3M

WCB

Wedge

Cf8

CF8M

CF3M

WCB

Gland

CF8

CF8M

CF3M

WCB

Stem

F304

F316

F316L

2CR13

Stem Nut

Aluminium Bronze

Packing/ Gakset

PTFE/ Graphite

Bolt

Stainless Steel

35CrMoA

Nut

Stainless Steel

45, 35
CrMoA

Handle

Cast Steel

 

Main External and Connecting Dimensions(mm)

Nominal diameter

L

D

D1

D2

b-f

z-фd

H

D0

PN1.6MPa

15

130

95

65

45

14-2

4-ф14

170

120

20

150

105

75

55

16-2

4-ф14

190

140

25

160

115

85

65

16-2

4-ф14

205

160

32

180

135

100

78

16-2

4-ф18

270

180

40

200

145

110

85

16-2

4-ф18

310

200

50

250

160

125

100

20-2

4-ф18

358

240

65

265

180

145

120

20-2

4-ф18

375

240

80

280

195

160

135

20-2

8-ф18

435

280

100

300

215

180

155

22-2

8-ф18

500

300

125

325

245

210

185

22-2

8-ф18

614

320

150

350

280

240

210

24-2

8-ф23

674

360

200

400

335

295

265

24-2

12-ф23

818

400

250

450

405

355

320

26-2

12-ф26

969

450

300

500

460

410

375

28-2

12-ф26

1145

560

350

550

520

470

435

34-4

16-ф26

1280

640

400

600

580

525

485

36-4

16-ф30

1452

640

450

650

640

585

545

40-4

20-ф30

1541

750

500

700

705

650

608

44-4

20-ф34

1678

720

600

800

840

770

718

48-5

20-ф41

1874

800