哪里可以看到色戒完整版|蜜桃国内精品久久久久软件9|噜噜噜视频在线观看|欧美大b,天天精品视频,电视剧她是谁在线观看 ,色戒未删线观看完整版百度云盘

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。

Mini ball valve lock

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 type valves are interlocked with 90 degree right angle locking and are suitable for all ball valves, plug valves, three-way valves and butterfly valves with valve diameter ≤ 25. Install in the closed position of the 90 ° rotary valve interlock lock open and / or lock valve. The valve is allowed to operate when two keys are inserted into the lock. One key controls the fully open position and the other key controls the fully closed position.

Related Products