内地三级在线观看,久久精品国产久精国产,好大好硬好深好爽想要AV,中文字幕乱码久久午夜

展開

ES811(ES011)

Nominal size DN: 15~20, 15, 20, 15~50

Connection: internal thread, socket weld, flange

Nominal pressure PN: PN50

Differential pressure range MPa: 0.007~2.8, 0.035~2.8

PMA/TMA  PMa/℃: 2.8/427

Housing material: 0Cr18Ni9

Download ES811(ES011)
Features

1. The spherical seal is used to increase the wear resistance, and the valve core is deeper into the valve seat, so as to maintain the tightness, and the valve core, bracket and specially designed lever are matched. The spool is "free-floating" inside the bracket, avoiding rigid collisions when closing.

2. Effectively save energy, there is a water seal and lifting mechanism in the bucket, and there is no steam leakage.

3. There is an overflow exhaust hole on the top of the bucket, which can effectively prevent steam vapor lock and air blockage (non-condensable high-temperature air can also be excluded).

4. It can withstand high back pressure, resist water hammer, and is easy to install.

Application: Suitable for medium and low pressure and medium and low flow steam heating equipment.

Selection cheat sheet

ES

Information Request
* Please fill in your email address truthfully, and the product information will be sent to your mailbox
无码中出人妻中文字幕AV| 国产精品99久久久久久人| 天堂а√在线中文在线最新版| 粗大猛烈进出高潮视频免费看| 国产免费AV片在线无码免费看| 国产尤物AV尤物在线看|