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

ER34-140/150

Nominal size NPS: ? ~ 2

Connection: butt welding, flange
Nominal pressure Class: 1500 2500
Pressure difference range bar: 2 to 140 2 to 150
PMA/TMA bar/℃ : 140.9/500 153.7/538
Shell material: F22


Download ER34-140/150
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. The valve seat is located at the top of the valve body, and when the valve seat hole is opened, the impurities are discharged out of the body with the condensate water under the pressure difference.

5. The built-in check valve has a slight impact on the displacement.

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

Suitable for: high pressure, overheating occasions and a large number 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
欧美黑人XXXX又粗又长| 国产无套内射又大又猛又粗又爽| 日韩精品无码中文字幕电影| 日韩亚AV无码一区二区三区| 欧美精品亚洲精品日韩专区一乛方| 人人爽人人爽人人片AV东京热|