婷婷狠狠干|日韩在线无|国产精品手机在线|亚洲黄色av,女m自述被调教过程,白鹿原电影完整版未删减版免费观看,激情吧

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