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

A40S

Nominal size NPS: ? ? 1 ~ 1? 2

Connection: internal thread socket welding flange
Nominal pressure Class: 300
Pressure difference range bar: 0.3 ~ 40
PMA/TMA bar/℃ : 39.8/300
Shell material: A105



Download A40S
Features

1. Hardened stainless steel and high precision grinding work surface to ensure good steam sealing.

2. The valve seat drainage hole is set to three holes, which makes the operation more stable and the valve seat wear less.

3. The air jacket reduces the phenomenon of empty punching.

4.Built-in filter, easy to clean.

5. The valve seat and disk can be replaced online for easy maintenance.

Uses: Widely used in petroleum, chemical industry, metallurgy, rubber, paper making, printing and dyeing and other high pressure steam main, tracing pipeline and small heating equipment.



選型速查表

RDL

Information Request
* Please fill in your email address truthfully, and the product information will be sent to your mailbox
久久精品日韩AV无码| 在线人成视频播放午夜福利| 东京无码熟妇人妻AV在线网址| 亚洲国产精品无码久久秋霞| 欧美A级成人网站免费| 99久久精品国产一区二区三区|