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  Location — Gate valve  — API Stainless Steel Self-sealing High-pressure Gate Valve
Name:

API Stainless Steel Self-sealing High-pressure Gate Valve

Category:

Gate valve

Remark:

The Z40H American Standard Gate Valve produced by Lianggong Valve Group Co., Ltd. is applicable to ANSI Class150 ~ 2500, PN20 ~ 42, JIS10 ~ 20K, working temperature -29 ~ 425 ℃ (carbon steel) and -40 ~ 500 ℃ (stainless steel) pipeline, it is used to cut off or connect the medium in the pipeline. By choosing different materials, it can be applied to various media such as water, steam, oil, nitric acid, acetic acid, strong oxidizing media and urea.

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Product Usage
The Z40H American Standard Gate Valve produced by Lianggong Valve Group Co., Ltd. is applicable to ANSI Class150 ~ 2500, PN20 ~ 42, JIS10 ~ 20K, working temperature -29 ~ 425 ℃ (carbon steel) and -40 ~ 500 ℃ (stainless steel) pipeline, it is used to cut off or connect the medium in the pipeline. By choosing different materials, it can be applied to various media such as water, steam, oil, nitric acid, acetic acid, strong oxidizing media and urea.


Features
1. The product design and manufacture meet the requirements of advanced foreign standards, with reliable sealing and excellent performance.
2. The structure is compact and reasonable, elegant in design.
3. Adopting wedge-type flexible gate structure, rolling bearings is set in medium and large diameter, easy to open and close.
4. Various valve body materials are available. Fillers and gaskets are reasonably selected according to actual working conditions or user requirements, and can be applied to various pressure, temperature and medium working conditions.
5. Adopting a variety of domestic and foreign piping flange standards and flange sealing surface types to meet the needs of various projects and user requirements.


Executive Standard
Design and Manufacturing: API 600
Flange size: ANSI B16.5
Structure length: ANSI B16.10
Pressure ~ Temperature: ANSI B16.34
Inspection and Testing: API 598

Performance parameters

Nominal pressure(Lb)

Strength test

Water seal test

Gas seal test

MPa

Lbf/in2

MPa

Lbf/in2

MPa

Lbf/in2

150

3.1

450

2.2

315

0.6

60

300

7.8

1125

5.6

815

0.6

60

600

15.3

2225

11.2

1630

0.6

60

The main part material

Body, bonnet, gate

WCB

1Cr18Ni9Ti

CF8(304)

CF3(304L)

1Cr18Ni12Mo2Ti

CF8M(316)

Sealing surface

Cr13 or cemented carbide

Body (W) or cemented carbide (Y)

Stem and inner parts

2Cr13

1Cr18Ni9Ti

0Cr19Ni9(304)

00Cr19Ni11(304L)

1Cr18Ni12Mo2Ti

0Cr17Ni12Mo2(316)

filler

Flexible graphite

Gasket

Stainless steel spiral wound gasket

Suitable media

Water, steam, oil and so on

Nitric acid and other corrosive media

Strong oxidizing media

Acetic acid and other corrosive media

proper temperature

-29~425℃

-40~500℃

The main shape and connection dimensions

Nominal diameter

The main dimensions and connection dimensions

L

D

D1

D2

b

Z-d

H

D0

150LB

50

178

150

120.5

92

16

4-Φ19

323

200

65

190

180

139.5

105

18

4-Φ19

347

250

80

203

190

152.5

127

19

4-Φ19

383

250

100

229

230

190.5

157

24

8-Φ19

457

300

125

254

255

216

185.7

24

8-Φ22

632

300

150

267

280

241.5

216

26

8-Φ22

635

350

200

292

345

298.5

270

29

8-Φ22

762

350

250

330

405

362

324

31

12-Φ25

895

400

300

356

485

432

381

32

12-Φ25

1080

500

350

381

535

476

413

35

12-Φ29

1295

600

400

406

595

540

470

37

16-Φ29

1435

600

300LB

50

216

165

127

92

22

8-19

330

250

65

241

190

149

105

25

8-22

368

250

80

283

210

168.5

127

29

8-22

394

300

100

305

255

200

157

32

8-22

473

300

125

381

280

235

186

35

8-22

660

350

150

403

320

270

216

37

12-22

711

350

200

419

380

330

270

41

12-25

813

400

250

457

445

387.5

324

48

16-29

1003

500

300

502

520

451

381

51

16-32

1137

600

350

762

585

514.5

413

54

20-32

1489

600

400

838

650

571.5

470

57

20-32

1581

650

Inquiry

If you have any enquiry about quotation or cooperation,please feel free to email us at info@cnlgvalve.com or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.