It is widely used in water supply and drainage system, high-rise building and industrial park.
该阀主要用于给水系统、高楼建筑及工业区。
Water supply and drainage system: the water supply and drainage piping from the joint at 1m from the workshop outside wall to water users.
供、排水系统：从车间外墙外1米处的接点至用水设备的供水、排水管道。
The project is an elevated constant-pressure tank supported by a thin-walled steel cylinder, which is used for water supply and drainage system in a steel plant.
某钢铁厂中厚板热轧工程的给排水系统高位稳压水箱，结构形式为薄壁筒体承重钢结构。
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