偷拍欧美亚洲,久操视频免费看,非洲僵尸电影免费完整版在线观看,致命弯道3完整版在线观看,汤唯戒色床戏未删减版,日本在线无,枭臣电影未删减完整版

2020 官網(wǎng)升級中!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