美女av一区二区三区-亚洲日产韩国一二三四区-精品久久久久中文字幕加勒比-欧美饥渴少妇xxxxx性-中文字幕日韩人妻在线视频

Electric proportional integral control valve

Products > Copper valve > Electric proportional integral control valve

Electric proportional integral control valve

Model: VB-3200
Nominal diameter: DN25 ~ 50mm
Nominal pressure: 1.6Mpa
Connection: BSP Parallel female type (BS21)
Medium temperature: 120 ℃
Medium: water / steam
Contact purchase
shared:

First, the electric proportional integral control valve purposes

Electric proportional integral control valve coupled with the drive control device, can regulate steam or heating, ventilation and air conditioning system flow, is widely used in warm air conditioning system.

Body: Brass or bronze for cast steel 
Stem: Stainless steel 1Cr18Ni9 
Stem seals: Dingqing rubber or Teflon

 

 Second, the electric proportional integral control valve model and size Electric proportional integral control valve

model

Specification DN (mm)

Flow coefficient (KV)

Travel (mm)

Closing the pressure difference (kpa)

Main size (mm)

L

H

VB-3200

DN25

10

19

1400

110

265

DN32

16

22

800

120

270

DN40

25

22

500

130

275

DN50

40

22

400

145

285


主站蜘蛛池模板: 成人亚洲欧美丁香在线观看| 51福利国产在线观看午夜天堂| 精品久久久久久久中文字幕| 久久青草国产免费频观| 亚洲一区二区三区无码久久| 浪潮av色综合久久天堂| 国产综合精品一区二区三区| 久久国产高潮流白浆免费观看 | 一本久道综合色婷婷五月| av国産精品毛片一区二区在线| 3d动漫精品啪啪一区二区| 国产精品成人片在线观看| 国内精品人妻无码久久久影院蜜桃 | 亚洲伊人久久大香线蕉综合图片| 精品一区二区三区在线播放视频 | √新版天堂资源在线资源| 国产乱码精品一区二区三区中文| 国产精品一区二区久久国产| 国产精品成熟老女人| 日本人妻巨大乳挤奶水| 国产精品视频一区二区三区四| 久久精品国产亚洲7777| 亚洲熟妇无码av在线播放| 日韩精品无码一本二本三本| 日日橹狠狠爱欧美视频| 日本一道本高清一区二区| 欧美成年网站色a| 无码少妇一区二区三区免费| 99视频精品国产免费观看| 亚洲中文字幕无码乱线久久视| 亚洲精品久久久久国色天香| 国产在线98福利播放视频| 好男人在线社区www在线观看视频| 少妇被又大又粗又爽毛片久久黑人 | 乌克兰少妇videos高潮| 亚洲成av人片一区二区三区| 国产仑乱无码内谢| 狠狠噜天天噜日日噜色综合| 成人麻豆精品激情视频在线观看| а√天堂资源中文在线官网| 亚洲自偷自偷在线成人网站传媒|