亚洲情综合五月天-久久99国产精一区二区三区-久久天天躁夜夜躁狠狠85-成人免费看黄网站yyy456-日韩欧美群交p片內射中文-久久99热这里只频精品6

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: 男女在线网站| 破了亲妺妺的处免费视频国产| a在线视频v视频| 午夜在线免费观看视频| 精品国产一区二区在线| 午夜资源在线| 小明看片成人永久在线观看| 欧美人妻少妇精品久久黑人| 性欧美一级毛片在线播放| 国产欧美日韩一区| 国产精品视频免费的| 一二三区av| 伊人久久大香线蕉无码| 国产福利视频一区| 小蜜被两老头吸奶头在线观看| 青草青在线| 极品粉嫩嫩模大尺度无码视频| 99精品国产免费观看视频| 亚洲国产综合网| 欧美精品无码一区二区三区| 日本三级一区二区| 免费的av| 麻豆精品人妻一区二区三区蜜桃| 高清性做爰免费无遮挡网站| 日本高清免费不卡在线播放| 欧洲人妻丰满av无码久久不卡| 国产日韩在线观看一区| 中国大陆高清aⅴ毛片| 激情偷乱人伦小说视频| 综合人妻久久一区二区精品| 久免费视频| 国产莉萝无码av在线播放| 在线一区二区三区| 麻豆网址| 人妻 日韩精品 中文字幕| 亚洲午夜精品一区二区| av毛片免费看| 久久精品亚洲一区二区三区浴池 | 成人网在线观看| 精品日本一区二区三区在线观看| 国产情侣真实露脸在线|