电子式电动调节阀 ZDSM-16B,ZDSM-40B,ZDSM-64B,ZDSM-16C,ZDSM-40C,ZDSM-64C,ZDSM-16K,ZDSM-40K,ZDSM-64K


2.7
4.2




2.4
4.0




2.1
3.8




1.9
3.5




1.7
3.4




1.4
3

01/23 10:11