亚洲av永久无码天堂网小说区_在线观看成人无码AV_久久精品www人人做人人爽_色伊人亚洲综合网站_亚洲精品卡2卡3卡4卡乱码_国产人妻人伦精品无码

Difference and selection of high platform ball valve and common ball valve

Time:2020-08-21
High platform ball valve, the so-called high platform ball valve, adopts ISO5211 manufacturing standard.

High platform ball valve, the so-called high platform as a ball valve manufactured with ISO5211 standard, will be a square or circular flange with ball valve casting for one-piece, and the outer edge of the flange on both ends of the platform higher than that of end face, this is not only beneficial to convenient installation of pneumatic actuator, electric actuator loading device, and greatly improve the stability of between valve and actuator, appearance is more beautiful, more delicate.

The high platform ball valve is an evolutionary product of the general support ball valve. The difference between it and the common ball valve is that it can be directly connected with the drive actuator, without the need to add the connection support, while the common ball valve can only be installed with the actuator after the support.
In addition to eliminating the need for additional bracket installation, this greatly improves the stability between the actuator and ball valve as it is mounted directly on the platform.

High platform ball valve has the advantage that it can on own platform, installed directly pneumatic or electric actuators, whereas ordinary ball valve need to install the valve connection, this may be due to the loose bracket or coupling gap is too big, lead to valve in use, and high platform ball valve will not appear this problem, the in the process of operation, performance is very stable.

 插圖.png

Choose ball valve with ordinary ball valve on the high platform, platform of high ball valve internal structure or the principle of opening and closing, and common ball valve has been, in addition to the above advantages of v., when is the relatively high medium temperature condition, you will need to adopt bracket, is in order to protect the normal use of actuators, prevent medium heat transfer of actuator cannot be used.

主站蜘蛛池模板: 国产免费黄网 | 色在线看 | 国产91精品不卡在线 | 久久精品96入口 | 亚洲日本va中文字幕在线 | 熟妇人妻无乱码中文字幕真矢织江 | 午夜免费视频福利 | 欧美福利视频一区二区三区 | 自拍亚洲伦理 | 色偷偷成人网免费视频男人的天堂 | 国产欧美熟妇另类久久久 | 亚洲国产精品久久久久秋霞小说 | 欧美高清熟妇啪啪内射不卡自拍 | 亚洲国产精品一区二区久久HS | 激情 婷婷 | 女性女同性aⅴ免费观看 | 1000部无遮挡拍拍拍免费视频观看 | 亚洲а∨天堂一区 | 久久国产成人亚洲精品影院 | 69精品久久 | 国产伦一区二区三区 | 天码欧美日本一道免费 | 午夜亚洲WWW湿好大 免费看日批 | 亚洲一级一区二区三区在线播放 | 成人免费区 | 国产高清在线观看AV片麻豆 | 91在线国产观看视频 | 日本中文字幕在线播放 | 少妇人妻200篇白洁 99在线视频精品 | 免费无码又爽又刺激a片 | 四虎精品成人影院在线观看 | 亚洲av色情成人永久网站小说 | 狠狠噜天天噜日日噜无码 | 人妻av一区二区三区精品 | 精品一区二区免费视频 | a级欧美视频 | 亚洲自偷自偷偷色无码中文 | 全免费A级毛片免费看无码 无码精品A∨在线观看中文 | 好大好爽受不了了h | 欧美人妇做爰XXXⅩ性高 | 欧美疯狂做受xxxx |