Your location:Products >> Oxygen valve >> Oxygen worm gear ball valve
Oxygen worm gear ball valve
Product model: QY347T
Nominal diameter: DN15 ~ DN250mm
Nominal pressure: PN0.6 ~ 6.4mpa
Applicable media: oxygen, nitrogen, air, etc
Applicable temperature: -20~150℃
Operating temperature: normal temperature
Connection type: flange
Main material: stainless steel, 304, 316
Product details

I. main performance specifications for oxygen worm gear ball valves

Nominal pressure

1.6

2.5

4

Hydraulic strength test pressure Mpa

2.4

3.75

6

Hydraulic seal test pressure Mpa

1.76

2.75

4.4

Barometric strength test pressure Mpa

1.76

2.75

4.4

Air seal test pressure Mpa

1.76

2.75

4.4

Maximum working pressure Mpa

1.6

2.5

4

Medium temperature

 -20~150℃

Applicable medium

Oxygen, nitrogen, air, etc


II. oxygen worm gear ball valve main parts materials

Part name

Shell

sphere

Stem

Handle

Gasket, packing ring

Material

16-4Silicon brass

Stainless steel or copper alloy

Stainless steel

carbon steel

teflon


III. Oxygen worm gear ball valve main shape and structure size

Nominal pressure

Nominal diameter DN(mm)

D

D1

D2

K

L

F

F1

C

Z-d

H

H1

W

1.6

125

245

185

/

210

381

3

/

20

8-φ18

252

195

115

150

280

210

/

240

403

3

/

24

8-φ23

272

215

115

200

335

295

/

295

502

3

/

26

12-φ23

342

295

115

250

405

320

/

355

568

3

/

30

12-φ25

495

335

115

300

460

375

/

410

648

4

/

30

12-φ25

580

385

171

350

520

435

/

470

762

4

/

34

16-φ25

625

430

171

400

580

485

/

525

838

4

/

36

16-φ30

720

470

171

450

640

545

/

585

914

4

/

40

20-φ30

800

560

171

2.5

125

270

188

/

220

381

3

/

28

8-φ25

252

195

115

150

300

218

/

250

403

3

/

30

8-φ25

272

215

115

200

360

278

/

310

502

3

/

34

12-φ25

342

295

115

250

425

332

/

370

568

3

/

36

12-φ30

495

335

115

300

485

390

/

430

648

4

/

40

16-φ30

580

385

171

350

550

448

/

490

762

4

/

44

16-φ34

625

430

171

400

610

505

/

550

838

4

/

48

16-φ34

720

470

171

450

660

555

/

600

914

4

/

50

20-φ34

800

560

171

4

125

270

188

176

220

381

3

4.5

28

8-φ25

252

195

115

150

300

218

204

250

403

3

4.5

30

8-φ25

272

215

115

200

375

282

260

320

502

3

4.5

38

12-φ30

398

295

115

250

445

345

313

385

568

3

4.5

42

12-φ34

495

335

115

300

510

408

364

450

648

4

4.5

46

16-φ34

580

385

171

350

570

465

422

510

762

4

5

52

16-φ34

625

430

171

400

655

535

474

585

838

4

5

58

16-φ41

720

470

171

450

680

560

524

610

914

4

5

60

20-φ41

820

560

171