The piston slowly closed check valve is not just preventing the fluid reversing, but also it can prevent water hammer or surge occurring. Therefore it makes a safety and silent on/off effect and provides the pipeline with safe operation.
Main Performance Parameters ：
--市政系統(tǒng)1_6-2_5--4_0(1)改.jpg)
Main Parts List and Materials：
改.jpg)
‘
Construction Drawing：
構(gòu)圖(1)改.jpg)
Main Dimensions：
改.jpg)