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

ER25(ER28)

Nominal size NPS: ? ~ 2 ? ~ 1 1? ~ 2

Connection: socket welding, butt welding, flange
Nominal pressure Class: 600
Pressure difference bar: 0.5 to 25, 0.5 to 45, 0.5 to 65, 0.5 to 80
PMA/TMA bar/℃ : 67.7/450 80.4/350
Shell material: WC6/F11


Download ER25(ER28)
Features
1. Equipped with double valve seat differential pressure mechanism and SCCV closing system, reliable operation and large displacement.

2. The valve is always in a water seal state to effectively prevent steam leakage.

3. The open float is resistant to water shock, and the unique design on the top of the bucket can effectively prevent the phenomenon of steam lock and air blockage.

4.Can withstand high back pressure (up to 90%).

Application: Medium, low pressure and large amount of condensate flow equipment.


選型速查表
Information Request
* Please fill in your email address truthfully, and the product information will be sent to your mailbox
色五月第一门户| 亚洲中文字幕伊人久久无码| 在线播放国产精品三级网| 日韩AV无码成人精品国产| 2020国产精品久久精品| 乱人伦人妻精品一区二区|