欧美日韩国产一区二区三区四区,人人妻人人澡人人爽人人精品不卡,青青草绿色视频在线观看,中文字幕在线视频乱码,国产成人精品久久一区二区,国产精品亚洲在线播放,久热精品在线视频观看,狠狠中文一区字幕久久,国产妇女自拍区在线观看

Industry News

Location:Home > Industry News

What are the basic information and advantages of a hard sealed ball valve?

Date:[2016-10-19]    Hits:

Hard sealed ball valve in the pipeline easy disassembly, suitable for some medium-sized, large chemical projects. Acid and alkali stability, anti-pressure ability, durable in use and stability. Seal the front seat and the ball surface should be equipped with ball, and then put the sphere in the closed position, install the left valve body, adjust the gasket, tighten the screws, static pressure irrigation does not leak, then the valve in the sealed test Can guarantee the seal. Sealed ball valve in line with the current structure of the ball valve at home and abroad the length of the connection form and connection size of the relevant standards, used in metallurgy, textile and oil industries, the effect is good.

硬密封球閥

Sealed ball valve with ordinary performance of the ball, but also has a special high temperature, friction and Shuangliu items into and exports from the sealing function, the valve torque more balanced, the valve in the high-frequency, high temperature, high-pressure differential Conditions, the switch performance and stability.

Mobile site

App

久久精品国产色蜜蜜麻豆 | 亚洲国产精品无码专区 |