天天干视频在线,极品美女福利视频,一区二区三区不卡视频,日韩女同一区二区三区在线观看,欧美性生活在线视频,九九热青青草,456成人影院在线观看

2020 官網(wǎng)升級(jí)中!現(xiàn)在您訪問官網(wǎng)的瀏覽器設(shè)備分辨率寬度低于1280px
請(qǐng)使用高分辨率寬度訪問。

Hand wheel valve interlock

Product Overview

The application scope includes the conversion of pressure relief valve, transceiver system device of pigging station, sampling equipment, etc. Technical description: ambient temperature: - 40 - + 80 ° C material: stainless steel

Product Description

Handwheel valve interlock is suitable for all type of valve which is handwheel operation, such as
gate valve、globe valve and valve which is gear operation. Valve mechanical interlock is used for lock valve in open and close station. only when both keys are inserted in lock, it could operate valve.
When valve is in full open, one key could release. When valve is in full close, another key could release. Color for lock body and key could be customized.

Related Products