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Fire breathing valve

Fire breathing valve

Model: GHF-68A type
Nominal diameter: DN25 ~ 500mm
Main material: carbon steel, stainless steel
connection type: flange, welding
purposes: Respiratory
Drive: medium driving
Standard: GB, American Standard
pressure environment: a high pressure
working temperature: room temperature
type (channel position): straight-
medium: oil, gas
Contact purchase
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Product Overview
 GHF-68A   fire breathing valve for the installation of crude oil, gasoline,   kerosene, light diesel oil, aromatics and other fixed top-type storage   tank on the main safety equipment, is from the evaporation loss and   protection when the tank overpressure or vacuum Destroyed. This valve is usually used with flame arrester.


 GHF-68A fire breathing valve main shape and structure size (mm) 1.0

DN

L

D

D1

D2

b

z × Φd

f

H

H1

Weight / kg

50

215

310

280

220

15

12

2

560

515

50

65

226

325

285

236

15

12

2

574

520

65

80

231

335

290

243

15

12

2

586

535

70

100

245

342

315

264

15

16

3

590

540

84

125

253

354

325

284

15

16

3

600

550

95

150

265

364

345

290

20

16

3

615

565

116

200

270

375

354

316

20

18

3

620

576

125

250

275

389

365

326

20

18

4

635

586

132

300

280

396

385

336

20

22

4

645

590

153

350

285

416

380

352

20

22

4

653

600

164

400

290

427

400

366

20

22

4

660

615

178


 GHF-68A fire breathing valve main shape and structure size (mm) 1.6

DN

L

D

D1

D2

b

z × Φd

f

H

H1

Weight / kg

50

235

385

310

290

15

12

2

650

580

50

65

243

390

326

315

15

12

2

660

585

65

80

253

400

336

326

15

15

2

673

590

70

100

274

415

352

336

15

15

3

683

600

85

125

289

420

365

342

15

16

3

690

615

90

150

289

435

389

354

20

16

3

700

627

125

200

290

447

390

365

20

18

3

715

635

132

250

315

453

416

370

20

18

4

720

640

154

300

327

465

427

375

20

18

4

735

645

175

350

337

476

432

380

20

22

4

740

650

180

400

342

480

457

385

20

22

4

745

665

200


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