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

88

88

84

4-17.5

4-17.5

4-18

50

240

330

155