午夜第九达达兔鲁鲁,亚洲av无码国产一区二区三区,天堂网www资源在线,国产一级做a爰片久久毛片99

Pop-up vent valve

Products > Metallurgical valve > Pop-up vent valve

Pop-up vent valve

Model: XB-42-II
Nominal diameter: DN300 ~ 1000mm
Nominal pressure: ≤ 0.1Mpa
medium temperature: 425 deg.] C
Main material: carbon steel, aluminum
scope: natural gas pipelines, oil
Flange Standard: GB / T9115- 98
Connection Size: GB2555-81PN2.5
Test Method: GB / T13927-92
Contact purchase
shared:

Special structure and purpose : 
This series of vent valve by the body, burst membrane, gripper, valve cover, hammer and other components. Burst membrane installed in the middle of the holder, with the valve body bolted. System overpressure, rupture of the rupture membrane, instant pressure relief, the valve cover pops up under gravity reset. The vent valve in the replacement of the rupture membrane when the valve body and the holder must be lifted vertically. 
Bursting membrane owned by the user according to the process characteristics, mainly for building materials, metallurgy, petroleum, chemical and other administrative departments.

 

Key Features

model

XB-61 XB-42

For blasting calculation pressure (must) MPa

0.1

Strength test pressure MPa

1.5

Operating temperature ℃

Compress explosive gas

Suitable media

Compress explosive gas

 

Main parts material:

Part Name

Body

Connector

lever

cap

Sealing ring

Diaphragm

material

Carbon steel

Carbon steel

Carbon steel

Carbon steel

rubber

Aluminium Alloy

 

The main shape and size of the connection table

DN

D

n-φd

D1

b

L

L1

H

Weight kg

300

440

12-φ22

395

16

880

250

250

52

350

490

12-φ22

445

16

907

250

275

69

400

540

16-φ22

495

16

1010

250

300

77

450

595

16-φ22

550

16

1060

252

325

83

500

645

20-φ22

600

20

1180

300

370

112

600

755

20-φ26

705

20

1280

300

420

152

700

860

24-φ26

810

20

1390

300

470

193

800

975

24-φ30

920

20

1480

300

520

165

900

1075

24-φ30

1020

20

1590

350

600

335

1000

1175

28-φ30

1120

20

1680

350

650

375


麻豆传播媒体免费版官网| 成在线人视频免费视频| 一区二区三区四区欧美| 国产精品网站在线观看免费传媒| 无码精品国产一区二区免费| 日本高清视频在线www色下载| 亚洲欧美日韩成人高清在线一区| 久久久久久久久久国产精品免费| 精品国产免费一区二区三区| 免费一级大黄特色大片| 精品久久欧美熟妇www| 欧美精品videosex极品| 亚洲第一综合天堂另类专| 色一乱一伦一区一直爽| 国产精品无码一二区免费| 69视频免费在线观看| 久久电影网午夜鲁丝片免费| 国产在线98福利播放视频免费| 国产恋夜精品全部护士| 99久久精品国产免费| 亚洲色无码国产精品网站可下载| 亚洲国产精品成人久久| 国产成人精品无码一区二区老年人| 12345国产精品高清在线| 无码人妻精品一区二区三区蜜桃| 日韩精品无码一区二区视频| 老鸭窝视频在线观看| 曰韩无码二三区中文字幕| 亚洲日韩激情无码一区| 亚洲av无码一区二区三区人| 亚洲国产一区二区三区| 国产精品无码永久免费888| 任你躁欧美一级在线精品| 午夜在线观看视频免费成人| 大伊香蕉精品一区视频在线| 久久久久久久99精品免费观看| 国产成人一区二区三区免费视频| 一级做α爱过程免费视频| 久久午夜无码免费| 久久午夜无码鲁丝片| av无码精品一区二区三区|