DY30BX-1.0-DN20,DY30BX-1.0-DN25,DY30BX-1.0-DN32,DY30BX-1.0-DN40,缓开快闭止回阀|产品总汇|无锡市昌林自动化科技有限公司手机版

DY30BX-1.0-DN20,DY30BX-1.0-DN25,DY30BX-1.0-DN32,DY30BX-1.0-DN40,缓开快闭止回阀

100

100

100

78

78

76

4-17.5

4-17.5

4-18

40

240