国产a精品视频,2020黄片在线免费观看,久久亚洲精品女人黄,亚洲国产一级在线观看在,久久精品毛片免费不卡,免费国产a深夜影院

current location: Home   >> News >> Company news

Float valve features

The main feature of the floating ball valve is that the ball has no support shaft, and the ball is held by two seats in a "floating" state. It is mainly used for cutting off, distributing and changing the direction of medium flow in the pipeline. The main features of the floating ball valve are seat seal design, reliable reverse seal valve seal stem, fire static function, automatic pressure relief and locking device.

Floating ball valve is suitable for: chemical industry, petroleum, natural gas, metallurgy, and other industries and containing hydrogen sulfide medium, impurities, serious corrosion of natural gas pipeline.


施甸县| 满城县| 宁都县| 盐源县| 乌兰察布市| 姜堰市| 溆浦县| 五台县| 郯城县| 静乐县| 织金县| 瓦房店市| 银川市| 兴海县| 丽水市| 汉中市| 无锡市| 乌鲁木齐市|