伊人久久综在合线视频,老司国产精品免费视频软件特点,久久亚洲精品国产AV电影,在线国产精品看片

  • <menu id="jay2o"><font id="jay2o"><th id="jay2o"></th></font></menu>
  • <object id="jay2o"><button id="jay2o"></button></object>

    2020 官網(wǎng)升級(jí)中!現(xiàn)在您訪問(wèn)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(wèn)。

    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