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

STT31N

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

Connection: internal thread socket welding flange
Nominal pressure Class: 150
Pressure difference range bar: 0.3 ~ 12
PMA/TMA bar/℃ : 12.1/250
Shell material: A105



Download STT31N
Features

1. With air insulation structure, not affected by the environment, more reliable work.

2. Interchangeable hardened stainless steel working surface, to meet the long life of use, easy maintenance.

3. Built-in filter, not affected by impurities.

4. Installation in any direction can work reliably.

Application: Widely used in petroleum, chemical industry, metallurgy, rubber, paper making, printing and dyeing and other low pressure, 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
亚洲精品V天堂中文字幕| 亚洲综合色无码| 免费无码久久成人网站入口| 国产成网站18禁止久久影院| 精品一区二区三区免费毛片爱| 成年女性特黄午夜视频免费看|