ZDLN-1.0-DN20,ZDLN-1.0-DN25,ZDLN-1.0-DN32,ZDLN-1.0-DN40,ZDLN-1.0-DN50,电子式电动双座调节阀
(10)


(12)


(15)


(20)




额定流量系数


直级


1.8


2.8


4.4


6.9


11

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