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: 免费国产视频在线观看| 狠狠色噜噜狠狠狠狠色综合久av | 男人天堂av网站| 毛片大全真人在线| 综合成人在线| 国产精品第一区| 逼逼网| 亚洲视频一区二区| 蜜臀AV在线观看| 午夜性福| 色噜噜狠狠色综合久夜色撩人| 超久久| 亚洲影院一区| 日韩欧美中文字幕公布| 中出欧美| 天天射天| 色狠狠一区二区三区香蕉| 久久穴| 久草视频大全| 久久se精品一区二区| 男女在线网站| 国产av麻豆mag剧集| 91伊人久久| 伊人无码高清| 超级碰碰色偷偷免费视频| 欧美国产一区二区| 激情视频自拍| 丰满少妇大力进入av亚洲| 成人自拍在线| 久久中文字幕不卡一二区| 国产精品亚洲一区二区三区喷水| 宅宅少妇无码| 国产精选一区二区| 热re91久久精品国产99热| 人妻少妇精品无码专区| 91在线激情| 久草2018| 亚洲精品在线第一页| 亚洲国产精品成人久久| 久草久草视频| 91在线 | 欧美|