av刹车在线观看,在线国产一二三区,无吗中文字幕黄色Av,92久久高清,亚洲丝袜在线视频,日本中文黄色字幕,一区二区三区狠狠操,天堂AV久久网,久草亚洲色图在线视频

Location:PRODUCTS >> Globe Valve >> Pneumatic emergency shut-off valve
Pneumatic emergency shut-off valve
Model: QDQ421F-25/40
Nominal diameter: DN25∽200mm
Nominal pressure: PN2.5 ~ 4.0MPa, JIS-10K , 20K
Temperature: -40∽ + 80 ℃
Medium: liquefied petroleum gas, natural
Gas source interface: PC1 / 4
High temperature dissolution temperature: 70 ± 5 ℃

Features:

  This is a safety protection valve installed in liquid and gas pipeline LPG storage and drainage stations, and air compressor (or gas tank) supporting the use of a large number of leaks in the pipeline, the gas pressure relief or high temperature Fusible alloy melts, the valve automatically stop leak, play a safety role in this valve can also be used as a pneumatic valve. Can achieve long-distance control, close quickly, open and flexible. 


 Performance Specifications: 

Nominal pressure PN

2.5, 4.0 MPa

Cylinder pressure

≤4.0MPa

Suitable temperature T

-40 ∽ +80 ℃

Cylinder use medium

Suitable media

LPG, natural gas

Fused temperature

70 ℃ ∽ ± 5 ℃

Closing time

≤10 seconds

Cylinder opening pressure

≥4.0MPa


 Main dimensions and connection dimensions:  Unit: mm

DN

L

H

H1

D

D1

D2

b

f

Z-φd

25

160

230

230

115

85

65

16

2

4-14

32

180

240

240

135

100

78

18

2

4-18

40

200

250

250

145

110

85

18

3

4-18

50

230

270

270

160

125

100

20

3

4-18

80

310

320

320

195

160

135

22

3

8-18

100

350

360

360

230

190

160

24

3

8-23

150

480

510

510

300

250

218

30

3

8-25

200

600

550

550

360

310

278

30

4

12-25


The next:Angle gas valve
The previous:LPG globe valve
+86-21-69755272
qrCode
孟津县| 南澳县| 龙泉市| 加查县| 洞口县| 威海市| 清涧县| 象州县| 明光市| 蓝田县| 河曲县| 岳阳市| 彭州市| 类乌齐县| 安达市| 晴隆县| 阜新市| 德庆县| 贡嘎县| 涿鹿县| 林甸县| 徐汇区| 普兰店市| 泗阳县| 胶州市| 依安县| 伊通| 汨罗市| 厦门市| 商都县| 江达县| 安阳市| 灵丘县| 思南县| 高淳县| 理塘县| 阿巴嘎旗| 普安县| 普洱| 池州市| 胶州市|