av五月|五月婷婷在线观看|欧美亚洲视频|密臀av一区二区三区,av全集,欧美另类性,欧美在线视频网

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