在线国产一区二区三区av_亚洲免费无码激情_亚洲精品中文字幕电影_精品久久久久国产免费_亚洲免费在线观看|三级在线视频_少妇一级婬片AAAAA亚洲精品无码_久久人人玩人妻潮喷内射人人_九九精品亚洲一区二区三区_极品美女扒开粉嫩小泬_亚洲AⅤ片综合久久网,亚洲午夜私人影院在线观看,亚洲精品午夜久久久伊人,女人自慰片免费观看

2020 官網升級中,！現(xiàn)在您訪問官網的瀏覽器設備分辨率寬度低于1280px
請使用高分辨率寬度訪問,。

Handle valve interlock

Product Overview

The scope of application includes converted pressure relief valve, loading and unloading blind valve, sampling equipment, etc. Technical description: ambient temperature: - 40 - + 80 ° C material: stainless steel

Product Description

Handle valve interlock is locked with 90 degree right angle, are suitable for all right angle operated valve such as ball valve, plug valve, three-way valve and butterfly valve. Install at rotated valve，lock valve in open/close station.Only when both keys are inserted in lock, it could operate valve.
One key control full open position, another key control full close position.

Related Products