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Post box: rtv@zjrtfm.com
External trade department: 0577-8588 8220
0577-8588 8221
E-mail: valve@zjrtfm.com
monica@zjrtfm.com
Address: www.dekainu.com
Address: Block B-16, Airport New Area, Longwan District, Wenzhou City, Zhejiang Province (Jinhai Erdao 11 Road)

Flange stop valve

The release date:[2017-08-07]     hits

National standard flange valve. Main features: Chief Feature


1. Streamlined, with a bar with a bracket 1.Streamline outside screw and yoke
2. In the flange bolted 2. Bolted bonnet
3. Sleeve connection valve 3.Loose disc
4. Lifting valve stem and hand wheel 4.Rising stem and Hand wheel
5. bracket and bonnet integrated 5.Yoke integral with bonnet
6. bevel gear operation optional 6.Avail able with gear operator
7. standard flange connection 7.Flanged ends

National Standard Flange Stop Valve Product Specification

Stainless steel flange stop valve

Product specification

Product

Specification

Design specification

Design Spec

Structure length

Face to Face

Connecting flange

Flanged End

Test and test

Test & Check

Pressure - Temperature Pressure-Temp

Product identification

Supply specification

Supply

GB / T 12235

GB / T 12221

JB / T 79

JB / T 9092

GB / T 9131

GB / T 12220

JB / T 7928

Main flange parts of the valve

零件名称

零部件材料Part Material

Part Name

阀体/阀盖

WCB

ZGCr5Mo

ZG1Cr18Ni9Ti

ZG1Cr18Ni12Mo2Ti

Body/Bonnet

阀瓣

WCB

25Cr2MoV

1Cr18Ni9Ti

1Cr18Ni12Mo2Ti

Disk

阀杆

2Cr13

25Cr2MoV

1Cr18Ni9Ti

1Cr18Ni12Mo2Ti

Stem

填料

柔性石墨/ Flexible Graphite

聚四氟乙烯/PTFE

Packing

垫片

18-8柔性石墨/18-8Flexible Graphite

Gasket

螺栓

35/35CrMo

25Cr2MoV

1Cr18Ni9Ti

1Cr18Ni9

Bolt

适用温度

-29~425℃

-29~425℃

-40~200℃

-40~200℃

Suitable Temp

适用介质

水,油品,蒸汽

Water,Oil,Steam

蒸汽,油品

Steam,Oil

硝酸类

Nitric Acid

醋酸类

Acetic Acid

Suitable

Medium

国标法兰截止阀主要外形和连接尺寸Main External And Connection

主要外形和连接尺寸Main External And Connection Dimension 单位Unit:mm

型号

公称通径

尺寸 (mm)

J41W-1.6MPa

L

D

D1

D2

b-f

z-φd

H

D0

15

130

95

65

45

14-2

4-14

195

100

20

150

105

75

55

14-2

4-14

215

120

25

160

115

85

65

14-2

4-14

240

140

32

180

135

100

78

16-2

4-18

250

160

40

200

145

110

85

16-3

4-18

285

200

50

230

160

125

100

16-3

4-18

300

220

65

290

180

145

120

18-3

4-18

345

240

80

310

195

160

135

20-3

8-18

350

280

100

350

215

180

155

20-3

8-18

410

320

125

400

245

210

185

22-3

8-18

470

350

150

480

280

240

210

24-3

8-23

495

400

200

600

335

295

265

26-3

12-23

580

450

250

650

405

355

320

30-3

12-25

680

550

300

750

460

410

375

30-3

12-25

850

600

主要连接尺寸

型号

公称通径

尺寸 (mm)

L

D

D1

D2

b-f

z-φd

H

D0

J41W-2.5MPa

15

130

95

65

45

16-2

4-14

195

100

20

150

105

75

55

16-2

4-14

215

120

25

160

115

85

65

16-2

4-14

240

140

32

180

135

100

78

18-2

4-18

250

160

40

200

145

110

85

18-3

4-18

285

200

50

230

160

125

100

20-3

4-18

300

220

65

290

180

145

120

22-3

8-18

345

240

80

310

195

160

135

22-3

8-18

350

280

100

350

230

190

160

24-3

8-23

410

320

125

400

270

220

188

28-3

8-25

470

350

150

480

300

250

218

30-3

8-25

495

400

200

600

360

310

278

34-3

12-25

600

450

250

650

425

370

335

36-3

12-30

680

550

300

750

485

430

390

40-4

16-30

850

600

主要连接尺寸

型号

公称通径

尺寸 (mm)

L

D

D1

D2

D6

b-f

z-φd

H

J41W-4.0MPa

15

130

95

65

45

40

16-2

4-14

195

20

150

105

75

55

51

16-2

4-14

215

25

160

115

85

65

58

16-2

4-14

240

32

180

135

100

78

66

18-2

4-18

250

40

200

145

110

85

76

18-3

4-18

285

50

230

160

125

100

88

20-3

4-18

300

65

290

180

145

120

110

22-3

8-18

345

80

310

195

160

135

121

22-3

8-18

350

100

350

230

190

160

150

24-3

8-23

410

125

400

270

220

188

176

28-3

8-25

470

150

480

300

250

218

204

30-3

8-25

495

200

600

375

320

282

260

38-3

12-30

600

J41H-6.4MPa

15

170

105

75

55

41

18-2

4-14

230

20

190

125

90

68

51

20-2

4-18

250

25

210

135

100

78

58

22-2

4-18

260

32

230

150

110

82

66

24-2

4-23

300

40

260

165

125

95

76

24-3

4-23

330

50

300

175

135

105

88

26-3

4-23

380

65

340

200

160

130

110

28-3

8-23

400

80

380

210

170

140

121

30-3

8-23

430

100

430

250

200

168

150

32-3

8-25

500

125

500

295

240

202

176

36-3

8-30

600

150

550

340

280

240

204

38-3

8-34

680

200

650

405

345

300

260

44-3

12-34

800


Contact us

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Post box: rtv@zjrtfm.com
The ministry of foreign trade:0577-8588 8220 / 0577-8588 8221
E-mail: valve@zjrtfm.com / monica@zjrtfm.com
Web site: www.dekainu.com
Address:Block B-16, Airport New Area, Longwan District, Wenzhou City, Zhejiang Province (Jinhai Erdao 11 Road)

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