Double Block and Bleed Ball Valves

Double Block and Bleed Ball Valves

Double Block and Bleed Ball Valve The “Double Block and Bleed Isolation Philosophy” requires two in-line isolation valves and a bleed valve, used to drain or vent trapped fluid between the two closure elements in order to safely isolate safely the downstream pipe. This feature can be achieved...

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Product Details

Double Block and Bleed Ball Valve

The “Double Block and Bleed Isolation Philosophy” requires two in-line isolation valves and a bleed valve, used to drain or vent trapped fluid between the two closure elements in order to safely isolate safely the downstream pipe. This feature can be achieved with one single valves c/w a bleed port between the obturators.

 

MAIN APPLICATIONS

•Offshore oil & gas production
•Gas & oil terminals
•Chemical & Petrochemical
•Refining
•Fiscal Metering Skid Manufacturing
•LNG gas carrier
•Process/ Power industry contractors

 

ADVANTAGES

•Space and weight saving
•Cost saving (product & installation)
•Minimized leak paths
•Increased line structural integrity
•ESDV+MOV or ESDV+XV configurations
•Increased reliability of the system

 

CHARACTERISTICS

•Anti blow out/low emission stems
•Fire safe & anti-static design
•Independent ball and stem
•Self aligning trims
•Self relieving/ Double piston effect
floating seats
•Soft or metal seated


CLASS #600

CLASS #900

CLASS #1500

Size
     (in)

A

B

C

D

E

L

W
     (Kg)

A

B

C

D

E

L

W
     (Kg)

A

B

C

D

E

L

W
     (Kg)

2

49

49

165

102

98

528

47

49

49

216

104

103

584

82

49

49

216

106

104

584

95

3*2

74

49

210

102

98

587

47

74

49

241

103

102

574

88

74

49

267

104

103

660

129

3

74

74

210

165

128

627

93

74

74

241

163

132

643

94

74

74

267

167

128

660

184

4*3

100

74

373

165

128

703

117

100

74

292

166

127

719

152

100

74

311

166

128

787

207

4

100

100

273

210

160

679

170

100

100

292

211

169

734

232

100

100

311

179

170

787

356

6*4

150

100

356

210

160

806

225

150

100

381

208

163

857

328

144

100

394

213

168

944

485

6

150

150

356

250

200

873

380

150

150

381

259

213

924

576

144

144

394

260

233

1010

816

8*6

201

150

419

250

200

975

438

201

150

470

263

213

1051

660

192

144

483

265

229

1140

906

8

201

201

419

288

255

1020

728

201

201

470

297

264

1096

928

192

192

483

304

290

1194

1312

10*8

252

201

510

288

255

1147

880

252

201

545

294

269

1197

1035

239

192

585

297

287

1353

1431

10

252

252

510

330

308

1264

1137

252

252

545

342

333

1314

1515

239

239

585

363

352

1435

2250

12*10

303

252

560

330

308

1314

1379

303

252

610

348

328

1441

1733

287

239

709

360

347

1581

2288

12

303

303

575

378

348

1380

1601

303

303

610

384

379

1507

2114

287

287

709

417

425

1664

3150

14

334

334

628

394

360

1494

1516

334

334

640

398

368

1640

2175

315

315

765

437

426

1854

3990

16*12

385

334

686

378

348

1533

1887

385

334

705

400

382

1679

2422

360

315

848

424

422

1925

3640

16

385

385

700

430

410

1644

2135

385

385

710

436

437

1790

3225

360

360

848

475

493

2042

5698

18

436

436

774

467

430

1790

2933

436

436

800

484

497

2017

4230

405

405

980

563

608

2184

8673

20*16

487

436

815

430

410

1850

3128

487

436

790

439

442

1850

3738

455

405

1015

484

502

2161

6676

20

48

487

865

500

492

1985

3693

487

487

890

532

503

2109

6300

455

455

1015

617

645

2450

11798

24*20

589

487

940

500

492

2192

4547

589

487

1040

534

500

2240

7020

530

455

1293

624

643

2575

14138

24

5Hiq

589

1028

594

570

2207

6630

589

589

1059

617

633

2368

8840

530

530

1293

698

724

2720

1856

 

Design is available in side entry, (bolted, welded body) and for onshore, offshore (top side) or sub-sea configurations.
Bleed/Vent system can be provided with Globe, Gate or Ball valves as per customers requirement.


•All dimensions except where otherwise specified are in mm.
•Weight figures are relevant to flanged end valves.
•Note: For dimensions and weights in larger sizes consult the factory.
•Dimensions C, D, E, and weights are subject to change without notice.
•Face-to-face dimensions not listed in industry standards are subject to change without notice.

 


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