无码人妻久久久一区二区三区-女人被男人躁得好爽免费视频-国产日韩在线时看高清视频-91娇喘????白丝动漫-久久婷婷五月综合色精品

Low temperature valve

Products > Gate valve > Low temperature valve

Low temperature valve

Model: DZ41Y
Nominal pressure: PN1.6 ~ 2.5Mpa
Nominal diameter: DN15 ~ 800mm
Main material: LCB, LF1, LF3, LC3 , CF8, F304 like
Temperature: -45 ℃ ~ 196 ℃
Design and manufacturing: JB / T 7749-95
Construction length: GB / T 12221-1989
Flange connection: JB / T 79-1994
Test and Inspection: JB / T 9092-1999
Contact purchase
shared:

First, an overview of low temperature valve

There are two kinds of low-temperature valve cover design. The first is a bolt-type bonnet, according to this design of the valve, the valve body and the valve cap bolts and nuts, wound gasket (316 clip flexible graphite). Customers can also use special metal ring connection. The second design is welded bonnet, according to this design of the valve, the valve body and the valve cap screwed, all-welded seal. Customers have special requirements can also be used when welding penetration.


Second, the main components of low temperature valve material

 1, valve body, bonnet: stainless steel 
 2, stem: 1Cr18Ni9Ti 
 3, gate, valve seat sealing surface: surfacing carbide 
 4, stem nut: aluminum bronze 
 5, gaskets: asbestos, wax asbestos rubber Board 
 6, packing: flexible graphite, PTFE, PTFE asbestos roving 
 7, hand wheel: ductile iron or steel forging
 

Third, the main specifications size

1.6MPa

DN

L

D

D1

D2

b

n-Φd

H

D0

Convex flange 
the RF 
DZ41 (0) 16LCB the Y- 
DZ41 (0) 16LC1 the Y- 
DZ41 (0) 16LC2 the Y- 
DZ41 (0) 16LC3 the Y- 
DZ41 (0) 16LC4 the Y- 
DZ41 (0) the Y-16P 
DZ41 (0) Y-16R

20

150

105

75

55

14

4-Φ14

320

140

25

160

115

85

65

14

4-Φ14

350

160

32

180

135

100

78

16

4-Φ18

385

180

40

200

145

110

85

16

4-Φ18

420

220

50

250

160

125

100

16

4-Φ18

540

240

65

265

180

145

120

18

4-Φ18

610

240

80

280

195

160

135

20

8-Φ18

690

280

100

300

215

180

155

20

8-Φ18

780

300

125

325

245

210

185

22

8-Φ18

930

320

150

350

280

240

210

24

8-Φ23

980

350

200

400

335

295

265

26

12-Φ23

1180

400

250

450

105

355

320

30

12-Φ25

1390

450

300

500

460

410

375

30

12-Φ25

1620

500

350

550

520

470

435

34

16-Φ25

1810

500

400

600

580

525

485

36

16-Φ30

1970

550

2.5MPa

20

150

105

75

55

16

4-Φ14

320

140

Convex flange 
the RF 
DZ41 (0) 25LCB the Y- 
DZ41 (0) 25LC1 the Y- 
DZ41 (0) 25LC2 the Y- 
DZ41 (0) 25LC3 the Y- 
DZ41 (0) 25LC4 the Y- 
DZ41 (0) the Y-25P 
DZ41 (0) Y-25R

25

160

115

85

65

16

4-Φ14

350

160

32

180

135

100

78

18

4-Φ18

385

180

40

200

145

110

85

18

4-Φ18

420

200

50

250

160

125

100

20

4-Φ18

540

240

65

265

180

145

120

22

8-Φ18

510

240

80

280

195

160

135

22

8-Φ18

690

280

100

300

230

190

160

24

8-Φ23

780

300

125

325

270

220

188

28

8-Φ25

930

300

150

350

300

250

218

30

8-Φ25

980

320

200

400

360

310

278

34

12-Φ25

1180

360

250

450

425

370

332

36

12-Φ30

1390

400

300

500

485

430

390

40

16-Φ30

1620

450

350

550

550

490

448

44

16-Φ34

1810

500

400

600

610

550

505

48

16-Φ34

1990

560


主站蜘蛛池模板: 一本本月无码-| 国产精品成人无码久久久| 特黄特色大片免费播放| 国产乱人伦中文无无码视频试看| 少妇无码吹潮| 欧美成人免费全部| 亚洲永久精品ww47| 国产精品久久久久久久影院| 色午夜日本高清视频www| 国产卡一卡二卡三免费入口| 蜜臀久久99精品久久久久久小说| 99精品国产丝袜在线拍国语| 性欧美老人牲交xxxxx视频| 国产av无码久久精品| 欧美韩中文精品有码视频在线 | 国产免费牲交视频| 国内精品视频一区二区三区八戒| av无码免费一区二区三区| 国产在线精品一区二区三区不卡| 国产午夜亚洲精品不卡| 日韩一区二区在线观看视频| 广东少妇大战黑人34厘米视频| 少妇无码一区二区二三区| 欧美日韩亚洲tv不卡久久| 日韩精品国产另类专区| 又大又爽又黄无码a片| 欧美成人免费一区二区| 亚洲超清无码制服丝袜无广告| 无码成a∧人片在线播放| 日本熟妇人妻中出| 大屁股人妻女教师撅着屁股| 亚洲精品v日韩精品| 亚洲国产在一区二区三区| 亚洲a∨无码精品色午夜| 亚洲成av人片在线观看wv| 法国少妇xxxx做受| 免费毛片全部不收费的| 99久久99久久久精品齐齐综合色圆 | 97se亚洲综合在线| 精品无码人妻一区二区三区品| 狼群社区视频www国语|